121628221

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{27437}}^1$

素因数の和:27492

約数の個数: 16

約数和(自身を含む): 147506688

約数和(自身を除く): 25878467

約数列:

[1, 11, 13, 31, 143, 341, 403, 4433, 27437, 301807, 356681, 850547, 3923491, 9356017, 11057111, 121628221]

約数ペア:

[(1, 121628221), (11, 11057111), (13, 9356017), (31, 3923491), (143, 850547), (341, 356681), (403, 301807), (4433, 27437)]