12997686

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2347}}^1$

素因数の和:2436

約数の個数: 32

約数和(自身を含む): 28401408

約数和(自身を除く): 15403722

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2347, 2769, 4694, 5538, 7041, 14082, 30511, 61022, 91533, 166637, 183066, 333274, 499911, 999822, 2166281, 4332562, 6498843, 12997686]

約数ペア:

[(1, 12997686), (2, 6498843), (3, 4332562), (6, 2166281), (13, 999822), (26, 499911), (39, 333274), (71, 183066), (78, 166637), (142, 91533), (213, 61022), (426, 30511), (923, 14082), (1846, 7041), (2347, 5538), (2769, 4694)]