90404019

素因数分解:

$3^{10}\times {\mathrm{1531}}^1$

素因数の和:1561

約数の個数: 22

約数和(自身を含む): 135693836

約数和(自身を除く): 45289817

約数列:

[1, 3, 9, 27, 81, 243, 729, 1531, 2187, 4593, 6561, 13779, 19683, 41337, 59049, 124011, 372033, 1116099, 3348297, 10044891, 30134673, 90404019]

約数ペア:

[(1, 90404019), (3, 30134673), (9, 10044891), (27, 3348297), (81, 1116099), (243, 372033), (729, 124011), (1531, 59049), (2187, 41337), (4593, 19683), (6561, 13779)]