56518218

素因数分解:

$2^1\times 3^2\times {\mathrm{3139901}}^1$

素因数の和:3139909

約数の個数: 12

約数和(自身を含む): 122456178

約数和(自身を除く): 65937960

約数列:

[1, 2, 3, 6, 9, 18, 3139901, 6279802, 9419703, 18839406, 28259109, 56518218]

約数ペア:

[(1, 56518218), (2, 28259109), (3, 18839406), (6, 9419703), (9, 6279802), (18, 3139901)]