1239161438

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{63697}}^1$

素因数の和:63907

約数の個数: 16

約数和(自身を含む): 1898709984

約数和(自身を除く): 659548546

約数列:

[1, 2, 71, 137, 142, 274, 9727, 19454, 63697, 127394, 4522487, 8726489, 9044974, 17452978, 619580719, 1239161438]

約数ペア:

[(1, 1239161438), (2, 619580719), (71, 17452978), (137, 9044974), (142, 8726489), (274, 4522487), (9727, 127394), (19454, 63697)]