91910005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{1721}}^1$

素因数の和:2708

約数の個数: 16

約数和(自身を含む): 120512448

約数和(自身を除く): 28602443

約数列:

[1, 5, 11, 55, 971, 1721, 4855, 8605, 10681, 18931, 53405, 94655, 1671091, 8355455, 18382001, 91910005]

約数ペア:

[(1, 91910005), (5, 18382001), (11, 8355455), (55, 1671091), (971, 94655), (1721, 53405), (4855, 18931), (8605, 10681)]