251016871

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{15137}}^1$

素因数の和:15270

約数の個数: 16

約数和(自身を含む): 302275584

約数和(自身を除く): 51258713

約数列:

[1, 7, 23, 103, 161, 721, 2369, 15137, 16583, 105959, 348151, 1559111, 2437057, 10913777, 35859553, 251016871]

約数ペア:

[(1, 251016871), (7, 35859553), (23, 10913777), (103, 2437057), (161, 1559111), (721, 348151), (2369, 105959), (15137, 16583)]