129921544

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{854747}}^1$

素因数の和:854772

約数の個数: 16

約数和(自身を含む): 256424400

約数和(自身を除く): 126502856

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 854747, 1709494, 3418988, 6837976, 16240193, 32480386, 64960772, 129921544]

約数ペア:

[(1, 129921544), (2, 64960772), (4, 32480386), (8, 16240193), (19, 6837976), (38, 3418988), (76, 1709494), (152, 854747)]