13989915

素因数分解:

$3^4\times 5^1\times {\mathrm{34543}}^1$

素因数の和:34560

約数の個数: 20

約数和(自身を含む): 25078944

約数和(自身を除く): 11089029

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 34543, 103629, 172715, 310887, 518145, 932661, 1554435, 2797983, 4663305, 13989915]

約数ペア:

[(1, 13989915), (3, 4663305), (5, 2797983), (9, 1554435), (15, 932661), (27, 518145), (45, 310887), (81, 172715), (135, 103629), (405, 34543)]