163437239

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{12347}}^1$

素因数の和:12446

約数の個数: 16

約数和(自身を含む): 195987456

約数和(自身を除く): 32550217

約数列:

[1, 7, 31, 61, 217, 427, 1891, 12347, 13237, 86429, 382757, 753167, 2679299, 5272169, 23348177, 163437239]

約数ペア:

[(1, 163437239), (7, 23348177), (31, 5272169), (61, 2679299), (217, 753167), (427, 382757), (1891, 86429), (12347, 13237)]