67429072

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{247901}}^1$

素因数の和:247926

約数の個数: 20

約数和(自身を含む): 138329316

約数和(自身を除く): 70900244

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 247901, 495802, 991604, 1983208, 3966416, 4214317, 8428634, 16857268, 33714536, 67429072]

約数ペア:

[(1, 67429072), (2, 33714536), (4, 16857268), (8, 8428634), (16, 4214317), (17, 3966416), (34, 1983208), (68, 991604), (136, 495802), (272, 247901)]