68388691

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{3719}}^1$

素因数の和:3834

約数の個数: 16

約数和(自身を含む): 81423360

約数和(自身を除く): 13034669

約数列:

[1, 7, 37, 71, 259, 497, 2627, 3719, 18389, 26033, 137603, 264049, 963221, 1848343, 9769813, 68388691]

約数ペア:

[(1, 68388691), (7, 9769813), (37, 1848343), (71, 963221), (259, 264049), (497, 137603), (2627, 26033), (3719, 18389)]