68626641

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{83}}^1\times {\mathrm{521}}^1$

素因数の和:653

約数の個数: 24

約数和(自身を含む): 96991776

約数和(自身を除く): 28365135

約数列:

[1, 3, 23, 69, 83, 249, 521, 529, 1563, 1587, 1909, 5727, 11983, 35949, 43243, 43907, 129729, 131721, 275609, 826827, 994589, 2983767, 22875547, 68626641]

約数ペア:

[(1, 68626641), (3, 22875547), (23, 2983767), (69, 994589), (83, 826827), (249, 275609), (521, 131721), (529, 129729), (1563, 43907), (1587, 43243), (1909, 35949), (5727, 11983)]