166094721

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{109201}}^1$

素因数の和:109233

約数の個数: 18

約数和(自身を含む): 259791558

約数和(自身を除く): 93696837

約数列:

[1, 3, 9, 13, 39, 117, 169, 507, 1521, 109201, 327603, 982809, 1419613, 4258839, 12776517, 18454969, 55364907, 166094721]

約数ペア:

[(1, 166094721), (3, 55364907), (9, 18454969), (13, 12776517), (39, 4258839), (117, 1419613), (169, 982809), (507, 327603), (1521, 109201)]