197373748

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:198

約数の個数: 108

約数和(自身を含む): 436154880

約数和(自身を除く): 238781132

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 121, 127, 143, 169, 209, 242, 247, 254, 286, 338, 418, 484, 494, 508, 572, 676, 836, 988, 1397, 1573, 1651, 1859, 2299, 2413, 2717, 2794, 3146, 3211, 3302, 3718, 4598, 4826, 5434, 5588, 6292, 6422, 6604, 7436, 9196, 9652, 10868, 12844, 15367, 18161, 20449, 21463, 26543, 29887, 30734, 31369, 35321, 36322, 40898, 42926, 53086, 59774, 61468, 62738, 70642, 72644, 81796, 85852, 106172, 119548, 125476, 141284, 199771, 236093, 291973, 345059, 388531, 399542, 407797, 472186, 583946, 690118, 777062, 799084, 815594, 944372, 1167892, 1380236, 1554124, 1631188, 2597023, 3795649, 4485767, 5194046, 7591298, 8971534, 10388092, 15182596, 17943068, 49343437, 98686874, 197373748]

約数ペア:

[(1, 197373748), (2, 98686874), (4, 49343437), (11, 17943068), (13, 15182596), (19, 10388092), (22, 8971534), (26, 7591298), (38, 5194046), (44, 4485767), (52, 3795649), (76, 2597023), (121, 1631188), (127, 1554124), (143, 1380236), (169, 1167892), (209, 944372), (242, 815594), (247, 799084), (254, 777062), (286, 690118), (338, 583946), (418, 472186), (484, 407797), (494, 399542), (508, 388531), (572, 345059), (676, 291973), (836, 236093), (988, 199771), (1397, 141284), (1573, 125476), (1651, 119548), (1859, 106172), (2299, 85852), (2413, 81796), (2717, 72644), (2794, 70642), (3146, 62738), (3211, 61468), (3302, 59774), (3718, 53086), (4598, 42926), (4826, 40898), (5434, 36322), (5588, 35321), (6292, 31369), (6422, 30734), (6604, 29887), (7436, 26543), (9196, 21463), (9652, 20449), (10868, 18161), (12844, 15367)]