320002852

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{473377}}^1$

素因数の和:473407

約数の個数: 18

約数和(自身を含む): 606397218

約数和(自身を除く): 286394366

約数列:

[1, 2, 4, 13, 26, 52, 169, 338, 676, 473377, 946754, 1893508, 6153901, 12307802, 24615604, 80000713, 160001426, 320002852]

約数ペア:

[(1, 320002852), (2, 160001426), (4, 80000713), (13, 24615604), (26, 12307802), (52, 6153901), (169, 1893508), (338, 946754), (676, 473377)]