164027423

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1\times {\mathrm{1249}}^1$

素因数の和:1586

約数の個数: 16

約数和(自身を含む): 190920000

約数和(自身を除く): 26892577

約数列:

[1, 7, 73, 257, 511, 1249, 1799, 8743, 18761, 91177, 131327, 320993, 638239, 2246951, 23432489, 164027423]

約数ペア:

[(1, 164027423), (7, 23432489), (73, 2246951), (257, 638239), (511, 320993), (1249, 131327), (1799, 91177), (8743, 18761)]