81237424

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{298667}}^1$

素因数の和:298692

約数の個数: 20

約数和(自身を含む): 166656744

約数和(自身を除く): 85419320

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 298667, 597334, 1194668, 2389336, 4778672, 5077339, 10154678, 20309356, 40618712, 81237424]

約数ペア:

[(1, 81237424), (2, 40618712), (4, 20309356), (8, 10154678), (16, 5077339), (17, 4778672), (34, 2389336), (68, 1194668), (136, 597334), (272, 298667)]