2740605

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{607}}^1$

素因数の和:665

約数の個数: 32

約数和(自身を含む): 5136384

約数和(自身を除く): 2395779

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 607, 645, 903, 1505, 1821, 3035, 4249, 4515, 9105, 12747, 21245, 26101, 63735, 78303, 130505, 182707, 391515, 548121, 913535, 2740605]

約数ペア:

[(1, 2740605), (3, 913535), (5, 548121), (7, 391515), (15, 182707), (21, 130505), (35, 78303), (43, 63735), (105, 26101), (129, 21245), (215, 12747), (301, 9105), (607, 4515), (645, 4249), (903, 3035), (1505, 1821)]