388369989

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{92009}}^1$

素因数の和:92089

約数の個数: 24

約数和(自身を含む): 650694720

約数和(自身を除く): 262324731

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 92009, 276027, 644063, 828081, 1932189, 5796567, 6164603, 18493809, 43152221, 55481427, 129456663, 388369989]

約数ペア:

[(1, 388369989), (3, 129456663), (7, 55481427), (9, 43152221), (21, 18493809), (63, 6164603), (67, 5796567), (201, 1932189), (469, 828081), (603, 644063), (1407, 276027), (4221, 92009)]