138664148

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{215317}}^1$

素因数の和:215351

約数の個数: 24

約数和(自身を含む): 289387392

約数和(自身を除く): 150723244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 215317, 430634, 861268, 1507219, 3014438, 4952291, 6028876, 9904582, 19809164, 34666037, 69332074, 138664148]

約数ペア:

[(1, 138664148), (2, 69332074), (4, 34666037), (7, 19809164), (14, 9904582), (23, 6028876), (28, 4952291), (46, 3014438), (92, 1507219), (161, 861268), (322, 430634), (644, 215317)]