81459412

素因数分解:

$2^2\times {\mathrm{59}}^1\times {\mathrm{181}}^1\times {\mathrm{1907}}^1$

素因数の和:2151

約数の個数: 24

約数和(自身を含む): 145847520

約数和(自身を除く): 64388108

約数列:

[1, 2, 4, 59, 118, 181, 236, 362, 724, 1907, 3814, 7628, 10679, 21358, 42716, 112513, 225026, 345167, 450052, 690334, 1380668, 20364853, 40729706, 81459412]

約数ペア:

[(1, 81459412), (2, 40729706), (4, 20364853), (59, 1380668), (118, 690334), (181, 450052), (236, 345167), (362, 225026), (724, 112513), (1907, 42716), (3814, 21358), (7628, 10679)]