143193239

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{2593}}^1$

素因数の和:2644

約数の個数: 20

約数和(自身を含む): 174379056

約数和(自身を除く): 31185817

約数列:

[1, 7, 23, 49, 161, 343, 1127, 2401, 2593, 7889, 18151, 55223, 59639, 127057, 417473, 889399, 2922311, 6225793, 20456177, 143193239]

約数ペア:

[(1, 143193239), (7, 20456177), (23, 6225793), (49, 2922311), (161, 889399), (343, 417473), (1127, 127057), (2401, 59639), (2593, 55223), (7889, 18151)]