81380757

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{5407}}^1$

素因数の和:5612

約数の個数: 16

約数和(自身を含む): 112919040

約数和(自身を除く): 31538283

約数列:

[1, 3, 29, 87, 173, 519, 5017, 5407, 15051, 16221, 156803, 470409, 935411, 2806233, 27126919, 81380757]

約数ペア:

[(1, 81380757), (3, 27126919), (29, 2806233), (87, 935411), (173, 470409), (519, 156803), (5017, 16221), (5407, 15051)]