25046415

素因数分解:

$3^4\times 5^1\times {\mathrm{61843}}^1$

素因数の和:61860

約数の個数: 20

約数和(自身を含む): 44898744

約数和(自身を除く): 19852329

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 61843, 185529, 309215, 556587, 927645, 1669761, 2782935, 5009283, 8348805, 25046415]

約数ペア:

[(1, 25046415), (3, 8348805), (5, 5009283), (9, 2782935), (15, 1669761), (27, 927645), (45, 556587), (81, 309215), (135, 185529), (405, 61843)]