28581215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{2633}}^1$

素因数の和:2818

約数の個数: 16

約数和(自身を含む): 37171008

約数和(自身を除く): 8589793

約数列:

[1, 5, 13, 65, 167, 835, 2171, 2633, 10855, 13165, 34229, 171145, 439711, 2198555, 5716243, 28581215]

約数ペア:

[(1, 28581215), (5, 5716243), (13, 2198555), (65, 439711), (167, 171145), (835, 34229), (2171, 13165), (2633, 10855)]