397183797

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{6421}}^1$

素因数の和:6538

約数の個数: 32

約数和(自身を含む): 616512000

約数和(自身を除く): 219328203

約数列:

[1, 3, 9, 27, 29, 79, 87, 237, 261, 711, 783, 2133, 2291, 6421, 6873, 19263, 20619, 57789, 61857, 173367, 186209, 507259, 558627, 1521777, 1675881, 4565331, 5027643, 13695993, 14710511, 44131533, 132394599, 397183797]

約数ペア:

[(1, 397183797), (3, 132394599), (9, 44131533), (27, 14710511), (29, 13695993), (79, 5027643), (87, 4565331), (237, 1675881), (261, 1521777), (711, 558627), (783, 507259), (2133, 186209), (2291, 173367), (6421, 61857), (6873, 57789), (19263, 20619)]