25365555

素因数分解:

$3^6\times 5^1\times {\mathrm{6959}}^1$

素因数の和:6982

約数の個数: 28

約数和(自身を含む): 45643680

約数和(自身を除く): 20278125

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 6959, 20877, 34795, 62631, 104385, 187893, 313155, 563679, 939465, 1691037, 2818395, 5073111, 8455185, 25365555]

約数ペア:

[(1, 25365555), (3, 8455185), (5, 5073111), (9, 2818395), (15, 1691037), (27, 939465), (45, 563679), (81, 313155), (135, 187893), (243, 104385), (405, 62631), (729, 34795), (1215, 20877), (3645, 6959)]