81279202

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{6343}}^1$

素因数の和:6537

約数の個数: 16

約数和(自身を含む): 125611200

約数和(自身を除く): 44331998

約数列:

[1, 2, 43, 86, 149, 298, 6343, 6407, 12686, 12814, 272749, 545498, 945107, 1890214, 40639601, 81279202]

約数ペア:

[(1, 81279202), (2, 40639601), (43, 1890214), (86, 945107), (149, 545498), (298, 272749), (6343, 12814), (6407, 12686)]