12928955

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{449}}^1$

素因数の和:910

約数の個数: 16

約数和(自身を含む): 16783200

約数和(自身を除く): 3854245

約数列:

[1, 5, 13, 65, 443, 449, 2215, 2245, 5759, 5837, 28795, 29185, 198907, 994535, 2585791, 12928955]

約数ペア:

[(1, 12928955), (5, 2585791), (13, 994535), (65, 198907), (443, 29185), (449, 28795), (2215, 5837), (2245, 5759)]