25790121

素因数分解:

$3^2\times 7^2\times {\mathrm{58481}}^1$

素因数の和:58501

約数の個数: 18

約数和(自身を含む): 43335162

約数和(自身を除く): 17545041

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 58481, 175443, 409367, 526329, 1228101, 2865569, 3684303, 8596707, 25790121]

約数ペア:

[(1, 25790121), (3, 8596707), (7, 3684303), (9, 2865569), (21, 1228101), (49, 526329), (63, 409367), (147, 175443), (441, 58481)]