207928263

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{15649}}^1$

素因数の和:15798

約数の個数: 16

約数和(自身を含む): 286457600

約数和(自身を除く): 78529337

約数列:

[1, 3, 43, 103, 129, 309, 4429, 13287, 15649, 46947, 672907, 1611847, 2018721, 4835541, 69309421, 207928263]

約数ペア:

[(1, 207928263), (3, 69309421), (43, 4835541), (103, 2018721), (129, 1611847), (309, 672907), (4429, 46947), (13287, 15649)]