128445558

素因数分解:

$2^1\times 3^1\times {\mathrm{43}}^1\times {\mathrm{497851}}^1$

素因数の和:497899

約数の個数: 16

約数和(自身を含む): 262865856

約数和(自身を除く): 134420298

約数列:

[1, 2, 3, 6, 43, 86, 129, 258, 497851, 995702, 1493553, 2987106, 21407593, 42815186, 64222779, 128445558]

約数ペア:

[(1, 128445558), (2, 64222779), (3, 42815186), (6, 21407593), (43, 2987106), (86, 1493553), (129, 995702), (258, 497851)]