31312029

素因数分解:

$3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{4019}}^1$

素因数の和:4089

約数の個数: 24

約数和(自身を含む): 49494240

約数和(自身を除く): 18182211

約数列:

[1, 3, 7, 21, 49, 53, 147, 159, 371, 1113, 2597, 4019, 7791, 12057, 28133, 84399, 196931, 213007, 590793, 639021, 1491049, 4473147, 10437343, 31312029]

約数ペア:

[(1, 31312029), (3, 10437343), (7, 4473147), (21, 1491049), (49, 639021), (53, 590793), (147, 213007), (159, 196931), (371, 84399), (1113, 28133), (2597, 12057), (4019, 7791)]