81231635

素因数分解:

$5^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1\times {\mathrm{659}}^1$

素因数の和:1030

約数の個数: 16

約数和(自身を含む): 99079200

約数和(自身を除く): 17847565

約数列:

[1, 5, 89, 277, 445, 659, 1385, 3295, 24653, 58651, 123265, 182543, 293255, 912715, 16246327, 81231635]

約数ペア:

[(1, 81231635), (5, 16246327), (89, 912715), (277, 293255), (445, 182543), (659, 123265), (1385, 58651), (3295, 24653)]