68108145

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{648649}}^1$

素因数の和:648664

約数の個数: 16

約数和(自身を含む): 124540800

約数和(自身を除く): 56432655

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 648649, 1945947, 3243245, 4540543, 9729735, 13621629, 22702715, 68108145]

約数ペア:

[(1, 68108145), (3, 22702715), (5, 13621629), (7, 9729735), (15, 4540543), (21, 3243245), (35, 1945947), (105, 648649)]