138957128

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{560311}}^1$

素因数の和:560348

約数の個数: 16

約数和(自身を含む): 268949760

約数和(自身を除く): 129992632

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 560311, 1120622, 2241244, 4482488, 17369641, 34739282, 69478564, 138957128]

約数ペア:

[(1, 138957128), (2, 69478564), (4, 34739282), (8, 17369641), (31, 4482488), (62, 2241244), (124, 1120622), (248, 560311)]