11315913

素因数分解:

$3^1\times 7^4\times {\mathrm{1571}}^1$

素因数の和:1602

約数の個数: 20

約数和(自身を含む): 17612688

約数和(自身を除く): 6296775

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 1571, 2401, 4713, 7203, 10997, 32991, 76979, 230937, 538853, 1616559, 3771971, 11315913]

約数ペア:

[(1, 11315913), (3, 3771971), (7, 1616559), (21, 538853), (49, 230937), (147, 76979), (343, 32991), (1029, 10997), (1571, 7203), (2401, 4713)]