831195430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6393811}}^1$

素因数の和:6393831

約数の個数: 16

約数和(自身を含む): 1611240624

約数和(自身を除く): 780045194

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 6393811, 12787622, 31969055, 63938110, 83119543, 166239086, 415597715, 831195430]

約数ペア:

[(1, 831195430), (2, 415597715), (5, 166239086), (10, 83119543), (13, 63938110), (26, 31969055), (65, 12787622), (130, 6393811)]