397331492

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{571}}^1\times {\mathrm{4243}}^1$

素因数の和:4859

約数の個数: 24

約数和(自身を含む): 713704992

約数和(自身を除く): 316373500

約数列:

[1, 2, 4, 41, 82, 164, 571, 1142, 2284, 4243, 8486, 16972, 23411, 46822, 93644, 173963, 347926, 695852, 2422753, 4845506, 9691012, 99332873, 198665746, 397331492]

約数ペア:

[(1, 397331492), (2, 198665746), (4, 99332873), (41, 9691012), (82, 4845506), (164, 2422753), (571, 695852), (1142, 347926), (2284, 173963), (4243, 93644), (8486, 46822), (16972, 23411)]