11881569

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{617}}^1$

素因数の和:765

約数の個数: 24

約数和(自身を含む): 18599328

約数和(自身を除く): 6717759

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 617, 917, 1851, 2751, 4319, 6419, 12957, 19257, 30233, 80827, 90699, 242481, 565789, 1697367, 3960523, 11881569]

約数ペア:

[(1, 11881569), (3, 3960523), (7, 1697367), (21, 565789), (49, 242481), (131, 90699), (147, 80827), (393, 30233), (617, 19257), (917, 12957), (1851, 6419), (2751, 4319)]