51231159

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{9137}}^1$

素因数の和:9239

約数の個数: 24

約数和(自身を含む): 85531680

約数和(自身を除く): 34300521

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1869, 5607, 9137, 27411, 63959, 82233, 191877, 575631, 813193, 2439579, 5692351, 7318737, 17077053, 51231159]

約数ペア:

[(1, 51231159), (3, 17077053), (7, 7318737), (9, 5692351), (21, 2439579), (63, 813193), (89, 575631), (267, 191877), (623, 82233), (801, 63959), (1869, 27411), (5607, 9137)]