398189792

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{401}}^1$

素因数の和:473

約数の個数: 192

約数和(自身を含む): 1089220608

約数和(自身を除く): 691030816

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 31, 32, 44, 52, 56, 62, 77, 88, 91, 104, 112, 124, 143, 154, 176, 182, 208, 217, 224, 248, 286, 308, 341, 352, 364, 401, 403, 416, 434, 496, 572, 616, 682, 728, 802, 806, 868, 992, 1001, 1144, 1232, 1364, 1456, 1604, 1612, 1736, 2002, 2288, 2387, 2464, 2728, 2807, 2821, 2912, 3208, 3224, 3472, 4004, 4411, 4433, 4576, 4774, 5213, 5456, 5614, 5642, 6416, 6448, 6944, 8008, 8822, 8866, 9548, 10426, 10912, 11228, 11284, 12431, 12832, 12896, 16016, 17644, 17732, 19096, 20852, 22456, 22568, 24862, 30877, 31031, 32032, 35288, 35464, 36491, 38192, 41704, 44912, 45136, 49724, 57343, 61754, 62062, 70576, 70928, 72982, 76384, 83408, 87017, 89824, 90272, 99448, 114686, 123508, 124124, 136741, 141152, 141856, 145964, 161603, 166816, 174034, 198896, 229372, 247016, 248248, 273482, 291928, 323206, 348068, 397792, 401401, 458744, 494032, 496496, 546964, 583856, 646412, 696136, 802802, 917488, 957187, 988064, 992992, 1093928, 1131221, 1167712, 1292824, 1392272, 1605604, 1777633, 1834976, 1914374, 2187856, 2262442, 2585648, 2784544, 3211208, 3555266, 3828748, 4375712, 4524884, 5171296, 6422416, 7110532, 7657496, 9049768, 12443431, 12844832, 14221064, 15314992, 18099536, 24886862, 28442128, 30629984, 36199072, 49773724, 56884256, 99547448, 199094896, 398189792]

約数ペア:

[(1, 398189792), (2, 199094896), (4, 99547448), (7, 56884256), (8, 49773724), (11, 36199072), (13, 30629984), (14, 28442128), (16, 24886862), (22, 18099536), (26, 15314992), (28, 14221064), (31, 12844832), (32, 12443431), (44, 9049768), (52, 7657496), (56, 7110532), (62, 6422416), (77, 5171296), (88, 4524884), (91, 4375712), (104, 3828748), (112, 3555266), (124, 3211208), (143, 2784544), (154, 2585648), (176, 2262442), (182, 2187856), (208, 1914374), (217, 1834976), (224, 1777633), (248, 1605604), (286, 1392272), (308, 1292824), (341, 1167712), (352, 1131221), (364, 1093928), (401, 992992), (403, 988064), (416, 957187), (434, 917488), (496, 802802), (572, 696136), (616, 646412), (682, 583856), (728, 546964), (802, 496496), (806, 494032), (868, 458744), (992, 401401), (1001, 397792), (1144, 348068), (1232, 323206), (1364, 291928), (1456, 273482), (1604, 248248), (1612, 247016), (1736, 229372), (2002, 198896), (2288, 174034), (2387, 166816), (2464, 161603), (2728, 145964), (2807, 141856), (2821, 141152), (2912, 136741), (3208, 124124), (3224, 123508), (3472, 114686), (4004, 99448), (4411, 90272), (4433, 89824), (4576, 87017), (4774, 83408), (5213, 76384), (5456, 72982), (5614, 70928), (5642, 70576), (6416, 62062), (6448, 61754), (6944, 57343), (8008, 49724), (8822, 45136), (8866, 44912), (9548, 41704), (10426, 38192), (10912, 36491), (11228, 35464), (11284, 35288), (12431, 32032), (12832, 31031), (12896, 30877), (16016, 24862), (17644, 22568), (17732, 22456), (19096, 20852)]