68187981

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{6691}}^1$

素因数の和:6816

約数の個数: 16

約数和(自身を含む): 94223360

約数和(自身を除く): 26035379

約数列:

[1, 3, 43, 79, 129, 237, 3397, 6691, 10191, 20073, 287713, 528589, 863139, 1585767, 22729327, 68187981]

約数ペア:

[(1, 68187981), (3, 22729327), (43, 1585767), (79, 863139), (129, 528589), (237, 287713), (3397, 20073), (6691, 10191)]