25721415

素因数分解:

$3^3\times 5^1\times {\mathrm{190529}}^1$

素因数の和:190543

約数の個数: 16

約数和(自身を含む): 45727200

約数和(自身を除く): 20005785

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 190529, 571587, 952645, 1714761, 2857935, 5144283, 8573805, 25721415]

約数ペア:

[(1, 25721415), (3, 8573805), (5, 5144283), (9, 2857935), (15, 1714761), (27, 952645), (45, 571587), (135, 190529)]