31317705

素因数分解:

$3^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{3803}}^1$

素因数の和:3878

約数の個数: 32

約数和(自身を含む): 56603520

約数和(自身を除く): 25285815

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 135, 183, 305, 549, 915, 1647, 2745, 3803, 8235, 11409, 19015, 34227, 57045, 102681, 171135, 231983, 513405, 695949, 1159915, 2087847, 3479745, 6263541, 10439235, 31317705]

約数ペア:

[(1, 31317705), (3, 10439235), (5, 6263541), (9, 3479745), (15, 2087847), (27, 1159915), (45, 695949), (61, 513405), (135, 231983), (183, 171135), (305, 102681), (549, 57045), (915, 34227), (1647, 19015), (2745, 11409), (3803, 8235)]