118178879

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{68351}}^1$

素因数の和:68390

約数の個数: 16

約数和(自身を含む): 153108480

約数和(自身を除く): 34929601

約数列:

[1, 7, 13, 19, 91, 133, 247, 1729, 68351, 478457, 888563, 1298669, 6219941, 9090683, 16882697, 118178879]

約数ペア:

[(1, 118178879), (7, 16882697), (13, 9090683), (19, 6219941), (91, 1298669), (133, 888563), (247, 478457), (1729, 68351)]