221788136

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{599}}^1\times {\mathrm{1493}}^1$

素因数の和:2129

約数の個数: 32

約数和(自身を含む): 430272000

約数和(自身を除く): 208483864

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 599, 1198, 1493, 2396, 2986, 4792, 5972, 11944, 18569, 37138, 46283, 74276, 92566, 148552, 185132, 370264, 894307, 1788614, 3577228, 7154456, 27723517, 55447034, 110894068, 221788136]

約数ペア:

[(1, 221788136), (2, 110894068), (4, 55447034), (8, 27723517), (31, 7154456), (62, 3577228), (124, 1788614), (248, 894307), (599, 370264), (1198, 185132), (1493, 148552), (2396, 92566), (2986, 74276), (4792, 46283), (5972, 37138), (11944, 18569)]