28940886

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{367}}^1$

素因数の和:725

約数の個数: 48

約数和(自身を含む): 67913664

約数和(自身を除く): 38972778

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 337, 367, 674, 734, 1011, 1101, 2022, 2202, 3033, 3303, 4381, 4771, 6066, 6606, 8762, 9542, 13143, 14313, 26286, 28626, 39429, 42939, 78858, 85878, 123679, 247358, 371037, 742074, 1113111, 1607827, 2226222, 3215654, 4823481, 9646962, 14470443, 28940886]

約数ペア:

[(1, 28940886), (2, 14470443), (3, 9646962), (6, 4823481), (9, 3215654), (13, 2226222), (18, 1607827), (26, 1113111), (39, 742074), (78, 371037), (117, 247358), (234, 123679), (337, 85878), (367, 78858), (674, 42939), (734, 39429), (1011, 28626), (1101, 26286), (2022, 14313), (2202, 13143), (3033, 9542), (3303, 8762), (4381, 6606), (4771, 6066)]