12400311

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53681}}^1$

素因数の和:53702

約数の個数: 16

約数和(自身を含む): 20613888

約数和(自身を除く): 8213577

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 53681, 161043, 375767, 590491, 1127301, 1771473, 4133437, 12400311]

約数ペア:

[(1, 12400311), (3, 4133437), (7, 1771473), (11, 1127301), (21, 590491), (33, 375767), (77, 161043), (231, 53681)]