143373008

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{208391}}^1$

素因数の和:208442

約数の個数: 20

約数和(自身を含む): 284246688

約数和(自身を除く): 140873680

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 208391, 416782, 833564, 1667128, 3334256, 8960813, 17921626, 35843252, 71686504, 143373008]

約数ペア:

[(1, 143373008), (2, 71686504), (4, 35843252), (8, 17921626), (16, 8960813), (43, 3334256), (86, 1667128), (172, 833564), (344, 416782), (688, 208391)]