31316427

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4259}}^1$

素因数の和:4327

約数の個数: 24

約数和(自身を含む): 48734400

約数和(自身を除く): 17417973

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 4259, 7353, 12777, 38331, 80921, 183137, 242763, 549411, 728289, 1648233, 3479603, 10438809, 31316427]

約数ペア:

[(1, 31316427), (3, 10438809), (9, 3479603), (19, 1648233), (43, 728289), (57, 549411), (129, 242763), (171, 183137), (387, 80921), (817, 38331), (2451, 12777), (4259, 7353)]