42639021

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{83117}}^1$

素因数の和:83145

約数の個数: 16

約数和(自身を含む): 66494400

約数和(自身を除く): 23855379

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 83117, 249351, 748053, 1579223, 2244159, 4737669, 14213007, 42639021]

約数ペア:

[(1, 42639021), (3, 14213007), (9, 4737669), (19, 2244159), (27, 1579223), (57, 748053), (171, 249351), (513, 83117)]