664355985

素因数分解:

$3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{297251}}^1$

素因数の和:297408

約数の個数: 16

約数和(自身を含む): 1070107200

約数和(自身を除く): 405751215

約数列:

[1, 3, 5, 15, 149, 447, 745, 2235, 297251, 891753, 1486255, 4458765, 44290399, 132871197, 221451995, 664355985]

約数ペア:

[(1, 664355985), (3, 221451995), (5, 132871197), (15, 44290399), (149, 4458765), (447, 1486255), (745, 891753), (2235, 297251)]