68987212

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107123}}^1$

素因数の和:107157

約数の個数: 24

約数和(自身を含む): 143974656

約数和(自身を除く): 74987444

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 107123, 214246, 428492, 749861, 1499722, 2463829, 2999444, 4927658, 9855316, 17246803, 34493606, 68987212]

約数ペア:

[(1, 68987212), (2, 34493606), (4, 17246803), (7, 9855316), (14, 4927658), (23, 2999444), (28, 2463829), (46, 1499722), (92, 749861), (161, 428492), (322, 214246), (644, 107123)]