391363310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{19937}}^1$

素因数の和:20108

約数の個数: 32

約数和(自身を含む): 763705152

約数和(自身を除く): 372341842

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 151, 302, 755, 1510, 1963, 3926, 9815, 19630, 19937, 39874, 99685, 199370, 259181, 518362, 1295905, 2591810, 3010487, 6020974, 15052435, 30104870, 39136331, 78272662, 195681655, 391363310]

約数ペア:

[(1, 391363310), (2, 195681655), (5, 78272662), (10, 39136331), (13, 30104870), (26, 15052435), (65, 6020974), (130, 3010487), (151, 2591810), (302, 1295905), (755, 518362), (1510, 259181), (1963, 199370), (3926, 99685), (9815, 39874), (19630, 19937)]