12990012

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{154643}}^1$

素因数の和:154657

約数の個数: 24

約数和(自身を含む): 34640256

約数和(自身を除く): 21650244

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 154643, 309286, 463929, 618572, 927858, 1082501, 1855716, 2165002, 3247503, 4330004, 6495006, 12990012]

約数ペア:

[(1, 12990012), (2, 6495006), (3, 4330004), (4, 3247503), (6, 2165002), (7, 1855716), (12, 1082501), (14, 927858), (21, 618572), (28, 463929), (42, 309286), (84, 154643)]