15400719

素因数分解:

$3^3\times {\mathrm{109}}^1\times {\mathrm{5233}}^1$

素因数の和:5351

約数の個数: 16

約数和(自身を含む): 23029600

約数和(自身を除く): 7628881

約数列:

[1, 3, 9, 27, 109, 327, 981, 2943, 5233, 15699, 47097, 141291, 570397, 1711191, 5133573, 15400719]

約数ペア:

[(1, 15400719), (3, 5133573), (9, 1711191), (27, 570397), (109, 141291), (327, 47097), (981, 15699), (2943, 5233)]