8999109

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1721}}^1$

素因数の和:1817

約数の個数: 24

約数和(自身を含む): 15043392

約数和(自身を除く): 6044283

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1721, 1743, 5163, 5229, 12047, 15489, 36141, 108423, 142843, 428529, 999901, 1285587, 2999703, 8999109]

約数ペア:

[(1, 8999109), (3, 2999703), (7, 1285587), (9, 999901), (21, 428529), (63, 142843), (83, 108423), (249, 36141), (581, 15489), (747, 12047), (1721, 5229), (1743, 5163)]