31813137

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{337}}^1\times {\mathrm{617}}^1$

素因数の和:977

約数の個数: 24

約数和(自身を含む): 48878856

約数和(自身を除く): 17065719

約数列:

[1, 3, 9, 17, 51, 153, 337, 617, 1011, 1851, 3033, 5553, 5729, 10489, 17187, 31467, 51561, 94401, 207929, 623787, 1871361, 3534793, 10604379, 31813137]

約数ペア:

[(1, 31813137), (3, 10604379), (9, 3534793), (17, 1871361), (51, 623787), (153, 207929), (337, 94401), (617, 51561), (1011, 31467), (1851, 17187), (3033, 10489), (5553, 5729)]