397358143

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{189851}}^1$

素因数の和:189894

約数の個数: 16

約数和(自身を含む): 510322176

約数和(自身を除く): 112964033

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 189851, 1328957, 2468063, 4366573, 17276441, 30566011, 56765449, 397358143]

約数ペア:

[(1, 397358143), (7, 56765449), (13, 30566011), (23, 17276441), (91, 4366573), (161, 2468063), (299, 1328957), (2093, 189851)]