16940605

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{28001}}^1$

素因数の和:28028

約数の個数: 12

約数和(自身を含む): 22345596

約数和(自身を除く): 5404991

約数列:

[1, 5, 11, 55, 121, 605, 28001, 140005, 308011, 1540055, 3388121, 16940605]

約数ペア:

[(1, 16940605), (5, 3388121), (11, 1540055), (55, 308011), (121, 140005), (605, 28001)]