26689095

素因数分解:

$3^4\times 5^1\times {\mathrm{65899}}^1$

素因数の和:65916

約数の個数: 20

約数和(自身を含む): 47843400

約数和(自身を除く): 21154305

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 65899, 197697, 329495, 593091, 988485, 1779273, 2965455, 5337819, 8896365, 26689095]

約数ペア:

[(1, 26689095), (3, 8896365), (5, 5337819), (9, 2965455), (15, 1779273), (27, 988485), (45, 593091), (81, 329495), (135, 197697), (405, 65899)]