215504065

素因数分解:

$5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{30941}}^1$

素因数の和:31152

約数の個数: 16

約数和(自身を含む): 297043200

約数和(自身を除く): 81539135

約数列:

[1, 5, 7, 35, 199, 995, 1393, 6965, 30941, 154705, 216587, 1082935, 6157259, 30786295, 43100813, 215504065]

約数ペア:

[(1, 215504065), (5, 43100813), (7, 30786295), (35, 6157259), (199, 1082935), (995, 216587), (1393, 154705), (6965, 30941)]