856314

素因数分解:

$2^1\times 3^2\times {\mathrm{113}}^1\times {\mathrm{421}}^1$

素因数の和:542

約数の個数: 24

約数和(自身を含む): 1876212

約数和(自身を除く): 1019898

約数列:

[1, 2, 3, 6, 9, 18, 113, 226, 339, 421, 678, 842, 1017, 1263, 2034, 2526, 3789, 7578, 47573, 95146, 142719, 285438, 428157, 856314]

約数ペア:

[(1, 856314), (2, 428157), (3, 285438), (6, 142719), (9, 95146), (18, 47573), (113, 7578), (226, 3789), (339, 2526), (421, 2034), (678, 1263), (842, 1017)]