217276119

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{2909}}^1$

素因数の和:3151

約数の個数: 24

約数和(自身を含む): 322916880

約数和(自身を除く): 105640761

約数列:

[1, 3, 9, 43, 129, 193, 387, 579, 1737, 2909, 8299, 8727, 24897, 26181, 74691, 125087, 375261, 561437, 1125783, 1684311, 5052933, 24141791, 72425373, 217276119]

約数ペア:

[(1, 217276119), (3, 72425373), (9, 24141791), (43, 5052933), (129, 1684311), (193, 1125783), (387, 561437), (579, 375261), (1737, 125087), (2909, 74691), (8299, 26181), (8727, 24897)]