499760964

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{6869}}^1$

素因数の和:6969

約数の個数: 72

約数和(自身を含む): 1320359040

約数和(自身を除く): 820598076

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 47, 86, 94, 129, 141, 172, 188, 258, 282, 387, 423, 516, 564, 774, 846, 1548, 1692, 2021, 4042, 6063, 6869, 8084, 12126, 13738, 18189, 20607, 24252, 27476, 36378, 41214, 61821, 72756, 82428, 123642, 247284, 295367, 322843, 590734, 645686, 886101, 968529, 1181468, 1291372, 1772202, 1937058, 2658303, 2905587, 3544404, 3874116, 5316606, 5811174, 10633212, 11622348, 13882249, 27764498, 41646747, 55528996, 83293494, 124940241, 166586988, 249880482, 499760964]

約数ペア:

[(1, 499760964), (2, 249880482), (3, 166586988), (4, 124940241), (6, 83293494), (9, 55528996), (12, 41646747), (18, 27764498), (36, 13882249), (43, 11622348), (47, 10633212), (86, 5811174), (94, 5316606), (129, 3874116), (141, 3544404), (172, 2905587), (188, 2658303), (258, 1937058), (282, 1772202), (387, 1291372), (423, 1181468), (516, 968529), (564, 886101), (774, 645686), (846, 590734), (1548, 322843), (1692, 295367), (2021, 247284), (4042, 123642), (6063, 82428), (6869, 72756), (8084, 61821), (12126, 41214), (13738, 36378), (18189, 27476), (20607, 24252)]