12999321

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{379}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 19522880

約数和(自身を除く): 6523559

約数列:

[1, 3, 9, 37, 103, 111, 309, 333, 379, 927, 1137, 3411, 3811, 11433, 14023, 34299, 39037, 42069, 117111, 126207, 351333, 1444369, 4333107, 12999321]

約数ペア:

[(1, 12999321), (3, 4333107), (9, 1444369), (37, 351333), (103, 126207), (111, 117111), (309, 42069), (333, 39037), (379, 34299), (927, 14023), (1137, 11433), (3411, 3811)]