31274061

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1181}}^1$

素因数の和:1301

約数の個数: 32

約数和(自身を含む): 51894528

約数和(自身を除く): 20620467

約数列:

[1, 3, 7, 13, 21, 39, 91, 97, 273, 291, 679, 1181, 1261, 2037, 3543, 3783, 8267, 8827, 15353, 24801, 26481, 46059, 107471, 114557, 322413, 343671, 801899, 1489241, 2405697, 4467723, 10424687, 31274061]

約数ペア:

[(1, 31274061), (3, 10424687), (7, 4467723), (13, 2405697), (21, 1489241), (39, 801899), (91, 343671), (97, 322413), (273, 114557), (291, 107471), (679, 46059), (1181, 26481), (1261, 24801), (2037, 15353), (3543, 8827), (3783, 8267)]