31012012

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:370

約数の個数: 36

約数和(自身を含む): 58366840

約数和(自身を除く): 27354828

約数列:

[1, 2, 4, 17, 34, 68, 139, 193, 278, 289, 386, 556, 578, 772, 1156, 2363, 3281, 4726, 6562, 9452, 13124, 26827, 40171, 53654, 55777, 80342, 107308, 111554, 160684, 223108, 456059, 912118, 1824236, 7753003, 15506006, 31012012]

約数ペア:

[(1, 31012012), (2, 15506006), (4, 7753003), (17, 1824236), (34, 912118), (68, 456059), (139, 223108), (193, 160684), (278, 111554), (289, 107308), (386, 80342), (556, 55777), (578, 53654), (772, 40171), (1156, 26827), (2363, 13124), (3281, 9452), (4726, 6562)]