128935128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{767471}}^1$

素因数の和:767487

約数の個数: 32

約数和(自身を含む): 368386560

約数和(自身を除く): 239451432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 767471, 1534942, 2302413, 3069884, 4604826, 5372297, 6139768, 9209652, 10744594, 16116891, 18419304, 21489188, 32233782, 42978376, 64467564, 128935128]

約数ペア:

[(1, 128935128), (2, 64467564), (3, 42978376), (4, 32233782), (6, 21489188), (7, 18419304), (8, 16116891), (12, 10744594), (14, 9209652), (21, 6139768), (24, 5372297), (28, 4604826), (42, 3069884), (56, 2302413), (84, 1534942), (168, 767471)]