2723697

素因数分解:

$3^2\times {\mathrm{47}}^2\times {\mathrm{137}}^1$

素因数の和:237

約数の個数: 18

約数和(自身を含む): 4049058

約数和(自身を除く): 1325361

約数列:

[1, 3, 9, 47, 137, 141, 411, 423, 1233, 2209, 6439, 6627, 19317, 19881, 57951, 302633, 907899, 2723697]

約数ペア:

[(1, 2723697), (3, 907899), (9, 302633), (47, 57951), (137, 19881), (141, 19317), (411, 6627), (423, 6439), (1233, 2209)]