254683521

素因数分解:

$3^4\times {\mathrm{401}}^1\times {\mathrm{7841}}^1$

素因数の和:8254

約数の個数: 20

約数和(自身を含む): 381450564

約数和(自身を除く): 126767043

約数列:

[1, 3, 9, 27, 81, 401, 1203, 3609, 7841, 10827, 23523, 32481, 70569, 211707, 635121, 3144241, 9432723, 28298169, 84894507, 254683521]

約数ペア:

[(1, 254683521), (3, 84894507), (9, 28298169), (27, 9432723), (81, 3144241), (401, 635121), (1203, 211707), (3609, 70569), (7841, 32481), (10827, 23523)]