66798215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{7451}}^1$

素因数の和:7630

約数の個数: 16

約数和(自身を含む): 87993216

約数和(自身を除く): 21195001

約数列:

[1, 5, 11, 55, 163, 815, 1793, 7451, 8965, 37255, 81961, 409805, 1214513, 6072565, 13359643, 66798215]

約数ペア:

[(1, 66798215), (5, 13359643), (11, 6072565), (55, 1214513), (163, 409805), (815, 81961), (1793, 37255), (7451, 8965)]