13256865

素因数分解:

$3^6\times 5^1\times {\mathrm{3637}}^1$

素因数の和:3660

約数の個数: 28

約数和(自身を含む): 23858004

約数和(自身を除く): 10601139

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3637, 3645, 10911, 18185, 32733, 54555, 98199, 163665, 294597, 490995, 883791, 1472985, 2651373, 4418955, 13256865]

約数ペア:

[(1, 13256865), (3, 4418955), (5, 2651373), (9, 1472985), (15, 883791), (27, 490995), (45, 294597), (81, 163665), (135, 98199), (243, 54555), (405, 32733), (729, 18185), (1215, 10911), (3637, 3645)]