128404493

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{3359}}^1$

素因数の和:3536

約数の個数: 16

約数和(自身を含む): 151388160

約数和(自身を除く): 22983667

約数列:

[1, 7, 43, 127, 301, 889, 3359, 5461, 23513, 38227, 144437, 426593, 1011059, 2986151, 18343499, 128404493]

約数ペア:

[(1, 128404493), (7, 18343499), (43, 2986151), (127, 1011059), (301, 426593), (889, 144437), (3359, 38227), (5461, 23513)]