15479991

素因数分解:

$3^4\times {\mathrm{223}}^1\times {\mathrm{857}}^1$

素因数の和:1092

約数の個数: 20

約数和(自身を含む): 23255232

約数和(自身を除く): 7775241

約数列:

[1, 3, 9, 27, 81, 223, 669, 857, 2007, 2571, 6021, 7713, 18063, 23139, 69417, 191111, 573333, 1719999, 5159997, 15479991]

約数ペア:

[(1, 15479991), (3, 5159997), (9, 1719999), (27, 573333), (81, 191111), (223, 69417), (669, 23139), (857, 18063), (2007, 7713), (2571, 6021)]