68931224

素因数分解:

$2^3\times {\mathrm{409}}^1\times {\mathrm{21067}}^1$

素因数の和:21482

約数の個数: 16

約数和(自身を含む): 129568200

約数和(自身を除く): 60636976

約数列:

[1, 2, 4, 8, 409, 818, 1636, 3272, 21067, 42134, 84268, 168536, 8616403, 17232806, 34465612, 68931224]

約数ペア:

[(1, 68931224), (2, 34465612), (4, 17232806), (8, 8616403), (409, 168536), (818, 84268), (1636, 42134), (3272, 21067)]