31661210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1021}}^1$

素因数の和:1478

約数の個数: 32

約数和(自身を含む): 65342592

約数和(自身を除く): 33681382

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 443, 886, 1021, 2042, 2215, 3101, 4430, 5105, 6202, 7147, 10210, 14294, 15505, 31010, 35735, 71470, 452303, 904606, 2261515, 3166121, 4523030, 6332242, 15830605, 31661210]

約数ペア:

[(1, 31661210), (2, 15830605), (5, 6332242), (7, 4523030), (10, 3166121), (14, 2261515), (35, 904606), (70, 452303), (443, 71470), (886, 35735), (1021, 31010), (2042, 15505), (2215, 14294), (3101, 10210), (4430, 7147), (5105, 6202)]