7666393

素因数分解:

$7^4\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:162

約数の個数: 20

約数和(自身を含む): 9321728

約数和(自身を除く): 1655335

約数列:

[1, 7, 31, 49, 103, 217, 343, 721, 1519, 2401, 3193, 5047, 10633, 22351, 35329, 74431, 156457, 247303, 1095199, 7666393]

約数ペア:

[(1, 7666393), (7, 1095199), (31, 247303), (49, 156457), (103, 74431), (217, 35329), (343, 22351), (721, 10633), (1519, 5047), (2401, 3193)]