28262585

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{25577}}^1$

素因数の和:25612

約数の個数: 16

約数和(自身を含む): 38673936

約数和(自身を除く): 10411351

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 25577, 127885, 332501, 434809, 1662505, 2174045, 5652517, 28262585]

約数ペア:

[(1, 28262585), (5, 5652517), (13, 2174045), (17, 1662505), (65, 434809), (85, 332501), (221, 127885), (1105, 25577)]