15219815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{5711}}^1$

素因数の和:5770

約数の個数: 16

約数和(自身を含む): 20151936

約数和(自身を除く): 4932121

約数列:

[1, 5, 13, 41, 65, 205, 533, 2665, 5711, 28555, 74243, 234151, 371215, 1170755, 3043963, 15219815]

約数ペア:

[(1, 15219815), (5, 3043963), (13, 1170755), (41, 371215), (65, 234151), (205, 74243), (533, 28555), (2665, 5711)]