31090808

素因数分解:

$2^3\times 7^1\times {\mathrm{263}}^1\times {\mathrm{2111}}^1$

素因数の和:2387

約数の個数: 32

約数和(自身を含む): 66908160

約数和(自身を除く): 35817352

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 263, 526, 1052, 1841, 2104, 2111, 3682, 4222, 7364, 8444, 14728, 14777, 16888, 29554, 59108, 118216, 555193, 1110386, 2220772, 3886351, 4441544, 7772702, 15545404, 31090808]

約数ペア:

[(1, 31090808), (2, 15545404), (4, 7772702), (7, 4441544), (8, 3886351), (14, 2220772), (28, 1110386), (56, 555193), (263, 118216), (526, 59108), (1052, 29554), (1841, 16888), (2104, 14777), (2111, 14728), (3682, 8444), (4222, 7364)]