90180211

素因数分解:

${\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{20143}}^1$

素因数の和:20202

約数の個数: 12

約数和(自身を含む): 101807776

約数和(自身を除く): 11627565

約数列:

[1, 11, 37, 121, 407, 4477, 20143, 221573, 745291, 2437303, 8198201, 90180211]

約数ペア:

[(1, 90180211), (11, 8198201), (37, 2437303), (121, 745291), (407, 221573), (4477, 20143)]