231566355

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{37021}}^1$

素因数の和:37171

約数の個数: 24

約数和(自身を含む): 404280240

約数和(自身を除く): 172713885

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 1251, 2085, 6255, 37021, 111063, 185105, 333189, 555315, 1665945, 5145919, 15437757, 25729595, 46313271, 77188785, 231566355]

約数ペア:

[(1, 231566355), (3, 77188785), (5, 46313271), (9, 25729595), (15, 15437757), (45, 5145919), (139, 1665945), (417, 555315), (695, 333189), (1251, 185105), (2085, 111063), (6255, 37021)]