68078335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{28307}}^1$

素因数の和:28362

約数の個数: 16

約数和(自身を含む): 90359136

約数和(自身を除く): 22280801

約数列:

[1, 5, 13, 37, 65, 185, 481, 2405, 28307, 141535, 367991, 1047359, 1839955, 5236795, 13615667, 68078335]

約数ペア:

[(1, 68078335), (5, 13615667), (13, 5236795), (37, 1839955), (65, 1047359), (185, 367991), (481, 141535), (2405, 28307)]