12225735

素因数分解:

$3^4\times 5^1\times {\mathrm{30187}}^1$

素因数の和:30204

約数の個数: 20

約数和(自身を含む): 21916488

約数和(自身を除く): 9690753

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 30187, 90561, 150935, 271683, 452805, 815049, 1358415, 2445147, 4075245, 12225735]

約数ペア:

[(1, 12225735), (3, 4075245), (5, 2445147), (9, 1358415), (15, 815049), (27, 452805), (45, 271683), (81, 150935), (135, 90561), (405, 30187)]