561282228

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{19661}}^1$

素因数の和:19745

約数の個数: 72

約数和(自身を含む): 1553062056

約数和(自身を除く): 991779828

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 61, 78, 117, 122, 156, 183, 234, 244, 366, 468, 549, 732, 793, 1098, 1586, 2196, 2379, 3172, 4758, 7137, 9516, 14274, 19661, 28548, 39322, 58983, 78644, 117966, 176949, 235932, 255593, 353898, 511186, 707796, 766779, 1022372, 1199321, 1533558, 2300337, 2398642, 3067116, 3597963, 4600674, 4797284, 7195926, 9201348, 10793889, 14391852, 15591173, 21587778, 31182346, 43175556, 46773519, 62364692, 93547038, 140320557, 187094076, 280641114, 561282228]

約数ペア:

[(1, 561282228), (2, 280641114), (3, 187094076), (4, 140320557), (6, 93547038), (9, 62364692), (12, 46773519), (13, 43175556), (18, 31182346), (26, 21587778), (36, 15591173), (39, 14391852), (52, 10793889), (61, 9201348), (78, 7195926), (117, 4797284), (122, 4600674), (156, 3597963), (183, 3067116), (234, 2398642), (244, 2300337), (366, 1533558), (468, 1199321), (549, 1022372), (732, 766779), (793, 707796), (1098, 511186), (1586, 353898), (2196, 255593), (2379, 235932), (3172, 176949), (4758, 117966), (7137, 78644), (9516, 58983), (14274, 39322), (19661, 28548)]