1281302

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{419}}^1$

素因数の和:571

約数の個数: 16

約数和(自身を含む): 2116800

約数和(自身を除く): 835498

約数列:

[1, 2, 11, 22, 139, 278, 419, 838, 1529, 3058, 4609, 9218, 58241, 116482, 640651, 1281302]

約数ペア:

[(1, 1281302), (2, 640651), (11, 116482), (22, 58241), (139, 9218), (278, 4609), (419, 3058), (838, 1529)]