66520097

素因数分解:

$7^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:429

約数の個数: 24

約数和(自身を含む): 80115552

約数和(自身を除く): 13595455

約数列:

[1, 7, 43, 49, 131, 241, 301, 917, 1687, 2107, 5633, 6419, 10363, 11809, 31571, 39431, 72541, 220997, 276017, 507787, 1357553, 1546979, 9502871, 66520097]

約数ペア:

[(1, 66520097), (7, 9502871), (43, 1546979), (49, 1357553), (131, 507787), (241, 276017), (301, 220997), (917, 72541), (1687, 39431), (2107, 31571), (5633, 11809), (6419, 10363)]