12870123

素因数分解:

$3^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{2543}}^1$

素因数の和:2794

約数の個数: 16

約数和(自身を含む): 19700736

約数和(自身を除く): 6830613

約数列:

[1, 3, 7, 21, 241, 723, 1687, 2543, 5061, 7629, 17801, 53403, 612863, 1838589, 4290041, 12870123]

約数ペア:

[(1, 12870123), (3, 4290041), (7, 1838589), (21, 612863), (241, 53403), (723, 17801), (1687, 7629), (2543, 5061)]