13185978

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2381}}^1$

素因数の和:2470

約数の個数: 32

約数和(自身を含む): 28812672

約数和(自身を除く): 15626694

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2381, 2769, 4762, 5538, 7143, 14286, 30953, 61906, 92859, 169051, 185718, 338102, 507153, 1014306, 2197663, 4395326, 6592989, 13185978]

約数ペア:

[(1, 13185978), (2, 6592989), (3, 4395326), (6, 2197663), (13, 1014306), (26, 507153), (39, 338102), (71, 185718), (78, 169051), (142, 92859), (213, 61906), (426, 30953), (923, 14286), (1846, 7143), (2381, 5538), (2769, 4762)]