168628545

素因数分解:

$3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{26959}}^1$

素因数の和:27109

約数の個数: 24

約数和(自身を含む): 294403200

約数和(自身を除く): 125774655

約数列:

[1, 3, 5, 9, 15, 45, 139, 417, 695, 1251, 2085, 6255, 26959, 80877, 134795, 242631, 404385, 1213155, 3747301, 11241903, 18736505, 33725709, 56209515, 168628545]

約数ペア:

[(1, 168628545), (3, 56209515), (5, 33725709), (9, 18736505), (15, 11241903), (45, 3747301), (139, 1213155), (417, 404385), (695, 242631), (1251, 134795), (2085, 80877), (6255, 26959)]