258794536

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1901}}^1$

素因数の和:1955

約数の個数: 128

約数和(自身を含む): 690197760

約数和(自身を除く): 431403224

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 17, 22, 26, 28, 34, 44, 52, 56, 68, 77, 88, 91, 104, 119, 136, 143, 154, 182, 187, 221, 238, 286, 308, 364, 374, 442, 476, 572, 616, 728, 748, 884, 952, 1001, 1144, 1309, 1496, 1547, 1768, 1901, 2002, 2431, 2618, 3094, 3802, 4004, 4862, 5236, 6188, 7604, 8008, 9724, 10472, 12376, 13307, 15208, 17017, 19448, 20911, 24713, 26614, 32317, 34034, 41822, 49426, 53228, 64634, 68068, 83644, 98852, 106456, 129268, 136136, 146377, 167288, 172991, 197704, 226219, 258536, 271843, 292754, 345982, 355487, 420121, 452438, 543686, 585508, 691964, 710974, 840242, 904876, 1087372, 1171016, 1383928, 1421948, 1680484, 1809752, 1902901, 2174744, 2488409, 2843896, 2940847, 3360968, 3805802, 4621331, 4976818, 5881694, 7611604, 9242662, 9953636, 11763388, 15223208, 18485324, 19907272, 23526776, 32349317, 36970648, 64698634, 129397268, 258794536]

約数ペア:

[(1, 258794536), (2, 129397268), (4, 64698634), (7, 36970648), (8, 32349317), (11, 23526776), (13, 19907272), (14, 18485324), (17, 15223208), (22, 11763388), (26, 9953636), (28, 9242662), (34, 7611604), (44, 5881694), (52, 4976818), (56, 4621331), (68, 3805802), (77, 3360968), (88, 2940847), (91, 2843896), (104, 2488409), (119, 2174744), (136, 1902901), (143, 1809752), (154, 1680484), (182, 1421948), (187, 1383928), (221, 1171016), (238, 1087372), (286, 904876), (308, 840242), (364, 710974), (374, 691964), (442, 585508), (476, 543686), (572, 452438), (616, 420121), (728, 355487), (748, 345982), (884, 292754), (952, 271843), (1001, 258536), (1144, 226219), (1309, 197704), (1496, 172991), (1547, 167288), (1768, 146377), (1901, 136136), (2002, 129268), (2431, 106456), (2618, 98852), (3094, 83644), (3802, 68068), (4004, 64634), (4862, 53228), (5236, 49426), (6188, 41822), (7604, 34034), (8008, 32317), (9724, 26614), (10472, 24713), (12376, 20911), (13307, 19448), (15208, 17017)]