25730865

素因数分解:

$3^4\times 5^1\times {\mathrm{63533}}^1$

素因数の和:63550

約数の個数: 20

約数和(自身を含む): 46125684

約数和(自身を除く): 20394819

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 63533, 190599, 317665, 571797, 952995, 1715391, 2858985, 5146173, 8576955, 25730865]

約数ペア:

[(1, 25730865), (3, 8576955), (5, 5146173), (9, 2858985), (15, 1715391), (27, 952995), (45, 571797), (81, 317665), (135, 190599), (405, 63533)]