310145906

素因数分解:

$2^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1\times {\mathrm{643}}^1$

素因数の和:1046

約数の個数: 32

約数和(自身を含む): 538610688

約数和(自身を除く): 228464782

約数列:

[1, 2, 7, 14, 131, 262, 263, 526, 643, 917, 1286, 1834, 1841, 3682, 4501, 9002, 34453, 68906, 84233, 168466, 169109, 241171, 338218, 482342, 589631, 1179262, 1183763, 2367526, 22153279, 44306558, 155072953, 310145906]

約数ペア:

[(1, 310145906), (2, 155072953), (7, 44306558), (14, 22153279), (131, 2367526), (262, 1183763), (263, 1179262), (526, 589631), (643, 482342), (917, 338218), (1286, 241171), (1834, 169109), (1841, 168466), (3682, 84233), (4501, 68906), (9002, 34453)]