31262508

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:407

約数の個数: 72

約数和(自身を含む): 82642560

約数和(自身を除く): 51380052

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 109, 124, 186, 218, 257, 279, 327, 372, 436, 514, 558, 654, 771, 981, 1028, 1116, 1308, 1542, 1962, 2313, 3084, 3379, 3924, 4626, 6758, 7967, 9252, 10137, 13516, 15934, 20274, 23901, 28013, 30411, 31868, 40548, 47802, 56026, 60822, 71703, 84039, 95604, 112052, 121644, 143406, 168078, 252117, 286812, 336156, 504234, 868403, 1008468, 1736806, 2605209, 3473612, 5210418, 7815627, 10420836, 15631254, 31262508]

約数ペア:

[(1, 31262508), (2, 15631254), (3, 10420836), (4, 7815627), (6, 5210418), (9, 3473612), (12, 2605209), (18, 1736806), (31, 1008468), (36, 868403), (62, 504234), (93, 336156), (109, 286812), (124, 252117), (186, 168078), (218, 143406), (257, 121644), (279, 112052), (327, 95604), (372, 84039), (436, 71703), (514, 60822), (558, 56026), (654, 47802), (771, 40548), (981, 31868), (1028, 30411), (1116, 28013), (1308, 23901), (1542, 20274), (1962, 15934), (2313, 13516), (3084, 10137), (3379, 9252), (3924, 7967), (4626, 6758)]