68690830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{528391}}^1$

素因数の和:528411

約数の個数: 16

約数和(自身を含む): 133154784

約数和(自身を除く): 64463954

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 528391, 1056782, 2641955, 5283910, 6869083, 13738166, 34345415, 68690830]

約数ペア:

[(1, 68690830), (2, 34345415), (5, 13738166), (10, 6869083), (13, 5283910), (26, 2641955), (65, 1056782), (130, 528391)]