25212465

素因数分解:

$3^6\times 5^1\times {\mathrm{6917}}^1$

素因数の和:6940

約数の個数: 28

約数和(自身を含む): 45368244

約数和(自身を除く): 20155779

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 6917, 20751, 34585, 62253, 103755, 186759, 311265, 560277, 933795, 1680831, 2801385, 5042493, 8404155, 25212465]

約数ペア:

[(1, 25212465), (3, 8404155), (5, 5042493), (9, 2801385), (15, 1680831), (27, 933795), (45, 560277), (81, 311265), (135, 186759), (243, 103755), (405, 62253), (729, 34585), (1215, 20751), (3645, 6917)]