11667987

素因数分解:

$3^2\times {\mathrm{37}}^2\times {\mathrm{947}}^1$

素因数の和:1027

約数の個数: 18

約数和(自身を含む): 17339868

約数和(自身を除く): 5671881

約数列:

[1, 3, 9, 37, 111, 333, 947, 1369, 2841, 4107, 8523, 12321, 35039, 105117, 315351, 1296443, 3889329, 11667987]

約数ペア:

[(1, 11667987), (3, 3889329), (9, 1296443), (37, 315351), (111, 105117), (333, 35039), (947, 12321), (1369, 8523), (2841, 4107)]