16181209

素因数分解:

${\mathrm{11}}^2\times {\mathrm{173}}^1\times {\mathrm{773}}^1$

素因数の和:968

約数の個数: 12

約数和(自身を含む): 17911908

約数和(自身を除く): 1730699

約数列:

[1, 11, 121, 173, 773, 1903, 8503, 20933, 93533, 133729, 1471019, 16181209]

約数ペア:

[(1, 16181209), (11, 1471019), (121, 133729), (173, 93533), (773, 20933), (1903, 8503)]