128340862

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{67619}}^1$

素因数の和:67707

約数の個数: 16

約数和(自身を含む): 210162960

約数和(自身を除く): 81822098

約数列:

[1, 2, 13, 26, 73, 146, 949, 1898, 67619, 135238, 879047, 1758094, 4936187, 9872374, 64170431, 128340862]

約数ペア:

[(1, 128340862), (2, 64170431), (13, 9872374), (26, 4936187), (73, 1758094), (146, 879047), (949, 135238), (1898, 67619)]