16143281

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{6763}}^1$

素因数の和:6812

約数の個数: 16

約数和(自身を含む): 20779008

約数和(自身を除く): 4635727

約数列:

[1, 7, 11, 31, 77, 217, 341, 2387, 6763, 47341, 74393, 209653, 520751, 1467571, 2306183, 16143281]

約数ペア:

[(1, 16143281), (7, 2306183), (11, 1467571), (31, 520751), (77, 209653), (217, 74393), (341, 47341), (2387, 6763)]