66400345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{63541}}^1$

素因数の和:63576

約数の個数: 16

約数和(自身を含む): 91500480

約数和(自身を除く): 25100135

約数列:

[1, 5, 11, 19, 55, 95, 209, 1045, 63541, 317705, 698951, 1207279, 3494755, 6036395, 13280069, 66400345]

約数ペア:

[(1, 66400345), (5, 13280069), (11, 6036395), (19, 3494755), (55, 1207279), (95, 698951), (209, 317705), (1045, 63541)]