311789570

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{2213}}^1$

素因数の和:2486

約数の個数: 32

約数和(自身を含む): 572115312

約数和(自身を除く): 260325742

約数列:

[1, 2, 5, 10, 73, 146, 193, 365, 386, 730, 965, 1930, 2213, 4426, 11065, 14089, 22130, 28178, 70445, 140890, 161549, 323098, 427109, 807745, 854218, 1615490, 2135545, 4271090, 31178957, 62357914, 155894785, 311789570]

約数ペア:

[(1, 311789570), (2, 155894785), (5, 62357914), (10, 31178957), (73, 4271090), (146, 2135545), (193, 1615490), (365, 854218), (386, 807745), (730, 427109), (965, 323098), (1930, 161549), (2213, 140890), (4426, 70445), (11065, 28178), (14089, 22130)]