218217901

素因数分解:

${\mathrm{11}}^1\times {\mathrm{1601}}^1\times {\mathrm{12391}}^1$

素因数の和:14003

約数の個数: 8

約数和(自身を含む): 238223808

約数和(自身を除く): 20005907

約数列:

[1, 11, 1601, 12391, 17611, 136301, 19837991, 218217901]

約数ペア:

[(1, 218217901), (11, 19837991), (1601, 136301), (12391, 17611)]