91621475

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{1579}}^1$

素因数の和:1811

約数の個数: 24

約数和(自身を含む): 124605120

約数和(自身を除く): 32983645

約数列:

[1, 5, 11, 25, 55, 211, 275, 1055, 1579, 2321, 5275, 7895, 11605, 17369, 39475, 58025, 86845, 333169, 434225, 1665845, 3664859, 8329225, 18324295, 91621475]

約数ペア:

[(1, 91621475), (5, 18324295), (11, 8329225), (25, 3664859), (55, 1665845), (211, 434225), (275, 333169), (1055, 86845), (1579, 58025), (2321, 39475), (5275, 17369), (7895, 11605)]