257301

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1$

素因数の和:153

約数の個数: 24

約数和(自身を含む): 426816

約数和(自身を除く): 169515

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 113, 207, 253, 339, 759, 1017, 1243, 2277, 2599, 3729, 7797, 11187, 23391, 28589, 85767, 257301]

約数ペア:

[(1, 257301), (3, 85767), (9, 28589), (11, 23391), (23, 11187), (33, 7797), (69, 3729), (99, 2599), (113, 2277), (207, 1243), (253, 1017), (339, 759)]