13872845

素因数分解:

$5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3121}}^1$

素因数の和:3260

約数の個数: 16

約数和(自身を含む): 19181568

約数和(自身を除く): 5308723

約数列:

[1, 5, 7, 35, 127, 635, 889, 3121, 4445, 15605, 21847, 109235, 396367, 1981835, 2774569, 13872845]

約数ペア:

[(1, 13872845), (5, 2774569), (7, 1981835), (35, 396367), (127, 109235), (635, 21847), (889, 15605), (3121, 4445)]