13985865

素因数分解:

$3^7\times 5^1\times {\mathrm{1279}}^1$

素因数の和:1305

約数の個数: 32

約数和(自身を含む): 25190400

約数和(自身を除く): 11204535

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 1279, 2187, 3645, 3837, 6395, 10935, 11511, 19185, 34533, 57555, 103599, 172665, 310797, 517995, 932391, 1553985, 2797173, 4661955, 13985865]

約数ペア:

[(1, 13985865), (3, 4661955), (5, 2797173), (9, 1553985), (15, 932391), (27, 517995), (45, 310797), (81, 172665), (135, 103599), (243, 57555), (405, 34533), (729, 19185), (1215, 11511), (1279, 10935), (2187, 6395), (3645, 3837)]