138757072

素因数分解:

$2^4\times {\mathrm{173}}^1\times {\mathrm{50129}}^1$

素因数の和:50310

約数の個数: 20

約数和(自身を含む): 270401220

約数和(自身を除く): 131644148

約数列:

[1, 2, 4, 8, 16, 173, 346, 692, 1384, 2768, 50129, 100258, 200516, 401032, 802064, 8672317, 17344634, 34689268, 69378536, 138757072]

約数ペア:

[(1, 138757072), (2, 69378536), (4, 34689268), (8, 17344634), (16, 8672317), (173, 802064), (346, 401032), (692, 200516), (1384, 100258), (2768, 50129)]