138900904

素因数分解:

$2^3\times {\mathrm{61}}^1\times {\mathrm{284633}}^1$

素因数の和:284700

約数の個数: 16

約数和(自身を含む): 264709620

約数和(自身を除く): 125808716

約数列:

[1, 2, 4, 8, 61, 122, 244, 488, 284633, 569266, 1138532, 2277064, 17362613, 34725226, 69450452, 138900904]

約数ペア:

[(1, 138900904), (2, 69450452), (4, 34725226), (8, 17362613), (61, 2277064), (122, 1138532), (244, 569266), (488, 284633)]