20160921157

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{625591}}^1$

素因数の和:625708

約数の個数: 16

約数和(自身を含む): 22631416192

約数和(自身を除く): 2470495035

約数列:

[1, 13, 37, 67, 481, 871, 2479, 32227, 625591, 8132683, 23146867, 41914597, 300909271, 544889761, 1550840089, 20160921157]

約数ペア:

[(1, 20160921157), (13, 1550840089), (37, 544889761), (67, 300909271), (481, 41914597), (871, 23146867), (2479, 8132683), (32227, 625591)]