20730417

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{677}}^1$

素因数の和:912

約数の個数: 16

約数和(自身を含む): 28313280

約数和(自身を除く): 7582863

約数列:

[1, 3, 59, 173, 177, 519, 677, 2031, 10207, 30621, 39943, 117121, 119829, 351363, 6910139, 20730417]

約数ペア:

[(1, 20730417), (3, 6910139), (59, 351363), (173, 119829), (177, 117121), (519, 39943), (677, 30621), (2031, 10207)]