71621005

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{5849}}^1$

素因数の和:5964

約数の個数: 16

約数和(自身を含む): 89856000

約数和(自身を除く): 18234995

約数列:

[1, 5, 31, 79, 155, 395, 2449, 5849, 12245, 29245, 181319, 462071, 906595, 2310355, 14324201, 71621005]

約数ペア:

[(1, 71621005), (5, 14324201), (31, 2310355), (79, 906595), (155, 462071), (395, 181319), (2449, 29245), (5849, 12245)]