206543519

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{7591}}^1$

素因数の和:7647

約数の個数: 24

約数和(自身を含む): 266752512

約数和(自身を除く): 60208993

約数列:

[1, 7, 13, 23, 91, 161, 169, 299, 1183, 2093, 3887, 7591, 27209, 53137, 98683, 174593, 690781, 1222151, 1282879, 2269709, 8980153, 15887963, 29506217, 206543519]

約数ペア:

[(1, 206543519), (7, 29506217), (13, 15887963), (23, 8980153), (91, 2269709), (161, 1282879), (169, 1222151), (299, 690781), (1183, 174593), (2093, 98683), (3887, 53137), (7591, 27209)]