68697928

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{660557}}^1$

素因数の和:660576

約数の個数: 16

約数和(自身を含む): 138717180

約数和(自身を除く): 70019252

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 660557, 1321114, 2642228, 5284456, 8587241, 17174482, 34348964, 68697928]

約数ペア:

[(1, 68697928), (2, 34348964), (4, 17174482), (8, 8587241), (13, 5284456), (26, 2642228), (52, 1321114), (104, 660557)]