72321145

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{65449}}^1$

素因数の和:65484

約数の個数: 16

約数和(自身を含む): 98960400

約数和(自身を除く): 26639255

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 65449, 327245, 850837, 1112633, 4254185, 5563165, 14464229, 72321145]

約数ペア:

[(1, 72321145), (5, 14464229), (13, 5563165), (17, 4254185), (65, 1112633), (85, 850837), (221, 327245), (1105, 65449)]