5167981

素因数分解:

$7^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:114

約数の個数: 32

約数和(自身を含む): 6944000

約数和(自身を除く): 1776019

約数列:

[1, 7, 13, 19, 49, 61, 91, 133, 247, 343, 427, 637, 793, 931, 1159, 1729, 2989, 4459, 5551, 6517, 8113, 12103, 15067, 20923, 38857, 56791, 84721, 105469, 271999, 397537, 738283, 5167981]

約数ペア:

[(1, 5167981), (7, 738283), (13, 397537), (19, 271999), (49, 105469), (61, 84721), (91, 56791), (133, 38857), (247, 20923), (343, 15067), (427, 12103), (637, 8113), (793, 6517), (931, 5551), (1159, 4459), (1729, 2989)]