128839886

素因数分解:

$2^1\times 7^1\times {\mathrm{757}}^1\times {\mathrm{12157}}^1$

素因数の和:12923

約数の個数: 16

約数和(自身を含む): 221178336

約数和(自身を除く): 92338450

約数列:

[1, 2, 7, 14, 757, 1514, 5299, 10598, 12157, 24314, 85099, 170198, 9202849, 18405698, 64419943, 128839886]

約数ペア:

[(1, 128839886), (2, 64419943), (7, 18405698), (14, 9202849), (757, 170198), (1514, 85099), (5299, 24314), (10598, 12157)]