268148961

素因数分解:

$3^4\times {\mathrm{827}}^1\times {\mathrm{4003}}^1$

素因数の和:4842

約数の個数: 20

約数和(自身を含む): 401152752

約数和(自身を除く): 133003791

約数列:

[1, 3, 9, 27, 81, 827, 2481, 4003, 7443, 12009, 22329, 36027, 66987, 108081, 324243, 3310481, 9931443, 29794329, 89382987, 268148961]

約数ペア:

[(1, 268148961), (3, 89382987), (9, 29794329), (27, 9931443), (81, 3310481), (827, 324243), (2481, 108081), (4003, 66987), (7443, 36027), (12009, 22329)]