256875017

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{15797}}^1$

素因数の和:15928

約数の個数: 16

約数和(自身を含む): 309388032

約数和(自身を除く): 52513015

約数列:

[1, 7, 23, 101, 161, 707, 2323, 15797, 16261, 110579, 363331, 1595497, 2543317, 11168479, 36696431, 256875017]

約数ペア:

[(1, 256875017), (7, 36696431), (23, 11168479), (101, 2543317), (161, 1595497), (707, 363331), (2323, 110579), (15797, 16261)]