67721155

素因数分解:

$5^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1\times {\mathrm{907}}^1$

素因数の和:1158

約数の個数: 16

約数和(自身を含む): 82700640

約数和(自身を除く): 14979485

約数列:

[1, 5, 109, 137, 545, 685, 907, 4535, 14933, 74665, 98863, 124259, 494315, 621295, 13544231, 67721155]

約数ペア:

[(1, 67721155), (5, 13544231), (109, 621295), (137, 494315), (545, 124259), (685, 98863), (907, 74665), (4535, 14933)]