127980434

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{9941}}^1$

素因数の和:10141

約数の個数: 16

約数和(自身を含む): 197925336

約数和(自身を除く): 69944902

約数列:

[1, 2, 41, 82, 157, 314, 6437, 9941, 12874, 19882, 407581, 815162, 1560737, 3121474, 63990217, 127980434]

約数ペア:

[(1, 127980434), (2, 63990217), (41, 3121474), (82, 1560737), (157, 815162), (314, 407581), (6437, 19882), (9941, 12874)]