12887766

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^2\times {\mathrm{523}}^1$

素因数の和:605

約数の個数: 36

約数和(自身を含む): 28753452

約数和(自身を除く): 15865686

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 523, 666, 1046, 1369, 1569, 2738, 3138, 4107, 4707, 8214, 9414, 12321, 19351, 24642, 38702, 58053, 116106, 174159, 348318, 715987, 1431974, 2147961, 4295922, 6443883, 12887766]

約数ペア:

[(1, 12887766), (2, 6443883), (3, 4295922), (6, 2147961), (9, 1431974), (18, 715987), (37, 348318), (74, 174159), (111, 116106), (222, 58053), (333, 38702), (523, 24642), (666, 19351), (1046, 12321), (1369, 9414), (1569, 8214), (2738, 4707), (3138, 4107)]