31107310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239287}}^1$

素因数の和:239307

約数の個数: 16

約数和(自身を含む): 60300576

約数和(自身を除く): 29193266

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 239287, 478574, 1196435, 2392870, 3110731, 6221462, 15553655, 31107310]

約数ペア:

[(1, 31107310), (2, 15553655), (5, 6221462), (10, 3110731), (13, 2392870), (26, 1196435), (65, 478574), (130, 239287)]