129709715

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{4049}}^1$

素因数の和:4246

約数の個数: 16

約数和(自身を含む): 160380000

約数和(自身を除く): 30670285

約数列:

[1, 5, 43, 149, 215, 745, 4049, 6407, 20245, 32035, 174107, 603301, 870535, 3016505, 25941943, 129709715]

約数ペア:

[(1, 129709715), (5, 25941943), (43, 3016505), (149, 870535), (215, 603301), (745, 174107), (4049, 32035), (6407, 20245)]