201820317

素因数分解:

$3^1\times {\mathrm{137}}^1\times {\mathrm{569}}^1\times {\mathrm{863}}^1$

素因数の和:1572

約数の個数: 16

約数和(自身を含む): 271848960

約数和(自身を除く): 70028643

約数列:

[1, 3, 137, 411, 569, 863, 1707, 2589, 77953, 118231, 233859, 354693, 491047, 1473141, 67273439, 201820317]

約数ペア:

[(1, 201820317), (3, 67273439), (137, 1473141), (411, 491047), (569, 354693), (863, 233859), (1707, 118231), (2589, 77953)]