66580423

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{2447}}^1$

素因数の和:2503

約数の個数: 24

約数和(自身を含む): 86012928

約数和(自身を除く): 19432505

約数列:

[1, 7, 13, 23, 91, 161, 169, 299, 1183, 2093, 2447, 3887, 17129, 27209, 31811, 56281, 222677, 393967, 413543, 731653, 2894801, 5121571, 9511489, 66580423]

約数ペア:

[(1, 66580423), (7, 9511489), (13, 5121571), (23, 2894801), (91, 731653), (161, 413543), (169, 393967), (299, 222677), (1183, 56281), (2093, 31811), (2447, 27209), (3887, 17129)]