128734712

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{554891}}^1$

素因数の和:554926

約数の個数: 16

約数和(自身を含む): 249701400

約数和(自身を除く): 120966688

約数列:

[1, 2, 4, 8, 29, 58, 116, 232, 554891, 1109782, 2219564, 4439128, 16091839, 32183678, 64367356, 128734712]

約数ペア:

[(1, 128734712), (2, 64367356), (4, 32183678), (8, 16091839), (29, 4439128), (58, 2219564), (116, 1109782), (232, 554891)]