12999688

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{523}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 26409600

約数和(自身を除く): 13409912

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 239, 478, 523, 956, 1046, 1912, 2092, 3107, 4184, 6214, 6799, 12428, 13598, 24856, 27196, 54392, 124997, 249994, 499988, 999976, 1624961, 3249922, 6499844, 12999688]

約数ペア:

[(1, 12999688), (2, 6499844), (4, 3249922), (8, 1624961), (13, 999976), (26, 499988), (52, 249994), (104, 124997), (239, 54392), (478, 27196), (523, 24856), (956, 13598), (1046, 12428), (1912, 6799), (2092, 6214), (3107, 4184)]