66605881

素因数分解:

${\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:624

約数の個数: 16

約数和(自身を含む): 72213120

約数和(自身を除く): 5607239

約数列:

[1, 17, 71, 139, 397, 1207, 2363, 6749, 9869, 28187, 55183, 167773, 479179, 938111, 3917993, 66605881]

約数ペア:

[(1, 66605881), (17, 3917993), (71, 938111), (139, 479179), (397, 167773), (1207, 55183), (2363, 28187), (6749, 9869)]