1997313997

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1669}}^1\times {\mathrm{7433}}^1$

素因数の和:9132

約数の個数: 16

約数和(自身を含む): 2383637760

約数和(自身を除く): 386323763

約数列:

[1, 7, 23, 161, 1669, 7433, 11683, 38387, 52031, 170959, 268709, 1196713, 12405677, 86839739, 285330571, 1997313997]

約数ペア:

[(1, 1997313997), (7, 285330571), (23, 86839739), (161, 12405677), (1669, 1196713), (7433, 268709), (11683, 170959), (38387, 52031)]