128100272

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{46279}}^1$

素因数の和:46460

約数の個数: 20

約数和(自身を含む): 249634320

約数和(自身を除く): 121534048

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 46279, 92558, 185116, 370232, 740464, 8006267, 16012534, 32025068, 64050136, 128100272]

約数ペア:

[(1, 128100272), (2, 64050136), (4, 32025068), (8, 16012534), (16, 8006267), (173, 740464), (346, 370232), (692, 185116), (1384, 92558), (2768, 46279)]