221459524

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{577}}^1$

素因数の和:677

約数の個数: 72

約数和(自身を含む): 467086424

約数和(自身を除く): 245626900

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 61, 121, 122, 143, 242, 244, 286, 484, 572, 577, 671, 793, 1154, 1342, 1573, 1586, 2308, 2684, 3146, 3172, 6292, 6347, 7381, 7501, 8723, 12694, 14762, 15002, 17446, 25388, 29524, 30004, 34892, 35197, 69817, 70394, 82511, 95953, 139634, 140788, 165022, 191906, 279268, 330044, 383812, 387167, 457561, 774334, 907621, 915122, 1548668, 1815242, 1830244, 3630484, 4258837, 5033171, 8517674, 10066342, 17035348, 20132684, 55364881, 110729762, 221459524]

約数ペア:

[(1, 221459524), (2, 110729762), (4, 55364881), (11, 20132684), (13, 17035348), (22, 10066342), (26, 8517674), (44, 5033171), (52, 4258837), (61, 3630484), (121, 1830244), (122, 1815242), (143, 1548668), (242, 915122), (244, 907621), (286, 774334), (484, 457561), (572, 387167), (577, 383812), (671, 330044), (793, 279268), (1154, 191906), (1342, 165022), (1573, 140788), (1586, 139634), (2308, 95953), (2684, 82511), (3146, 70394), (3172, 69817), (6292, 35197), (6347, 34892), (7381, 30004), (7501, 29524), (8723, 25388), (12694, 17446), (14762, 15002)]