221207899

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{17351}}^1$

素因数の和:17442

約数の個数: 16

約数和(自身を含む): 258197760

約数和(自身を除く): 36989861

約数列:

[1, 11, 19, 61, 209, 671, 1159, 12749, 17351, 190861, 329669, 1058411, 3626359, 11642521, 20109809, 221207899]

約数ペア:

[(1, 221207899), (11, 20109809), (19, 11642521), (61, 3626359), (209, 1058411), (671, 329669), (1159, 190861), (12749, 17351)]