81547039

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{239}}^1\times {\mathrm{617}}^1$

素因数の和:942

約数の個数: 16

約数和(自身を含む): 94924800

約数和(自身を除く): 13377761

約数列:

[1, 7, 79, 239, 553, 617, 1673, 4319, 18881, 48743, 132167, 147463, 341201, 1032241, 11649577, 81547039]

約数ペア:

[(1, 81547039), (7, 11649577), (79, 1032241), (239, 341201), (553, 147463), (617, 132167), (1673, 48743), (4319, 18881)]