128464779

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{6343}}^1$

素因数の和:6546

約数の個数: 16

約数和(自身を含む): 176413952

約数和(自身を除く): 47949173

約数列:

[1, 3, 43, 129, 157, 471, 6343, 6751, 19029, 20253, 272749, 818247, 995851, 2987553, 42821593, 128464779]

約数ペア:

[(1, 128464779), (3, 42821593), (43, 2987553), (129, 995851), (157, 818247), (471, 272749), (6343, 20253), (6751, 19029)]