25706565

素因数分解:

$3^4\times 5^1\times {\mathrm{63473}}^1$

素因数の和:63490

約数の個数: 20

約数和(自身を含む): 46082124

約数和(自身を除く): 20375559

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 63473, 190419, 317365, 571257, 952095, 1713771, 2856285, 5141313, 8568855, 25706565]

約数ペア:

[(1, 25706565), (3, 8568855), (5, 5141313), (9, 2856285), (15, 1713771), (27, 952095), (45, 571257), (81, 317365), (135, 190419), (405, 63473)]