133889812

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{67349}}^1$

素因数の和:67431

約数の個数: 24

約数和(自身を含む): 271555200

約数和(自身を除く): 137665388

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 67349, 134698, 269396, 471443, 942886, 1885772, 4781779, 9563558, 19127116, 33472453, 66944906, 133889812]

約数ペア:

[(1, 133889812), (2, 66944906), (4, 33472453), (7, 19127116), (14, 9563558), (28, 4781779), (71, 1885772), (142, 942886), (284, 471443), (497, 269396), (994, 134698), (1988, 67349)]