66931624

素因数分解:

$2^3\times {\mathrm{137}}^1\times {\mathrm{173}}^1\times {\mathrm{353}}^1$

素因数の和:669

約数の個数: 32

約数和(自身を含む): 127503720

約数和(自身を除く): 60572096

約数列:

[1, 2, 4, 8, 137, 173, 274, 346, 353, 548, 692, 706, 1096, 1384, 1412, 2824, 23701, 47402, 48361, 61069, 94804, 96722, 122138, 189608, 193444, 244276, 386888, 488552, 8366453, 16732906, 33465812, 66931624]

約数ペア:

[(1, 66931624), (2, 33465812), (4, 16732906), (8, 8366453), (137, 488552), (173, 386888), (274, 244276), (346, 193444), (353, 189608), (548, 122138), (692, 96722), (706, 94804), (1096, 61069), (1384, 48361), (1412, 47402), (2824, 23701)]