520049727

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{121139}}^1$

素因数の和:121204

約数の個数: 20

約数和(自身を含む): 791528760

約数和(自身を除く): 271479033

約数列:

[1, 3, 9, 27, 53, 81, 159, 477, 1431, 4293, 121139, 363417, 1090251, 3270753, 6420367, 9812259, 19261101, 57783303, 173349909, 520049727]

約数ペア:

[(1, 520049727), (3, 173349909), (9, 57783303), (27, 19261101), (53, 9812259), (81, 6420367), (159, 3270753), (477, 1090251), (1431, 363417), (4293, 121139)]