331129971

素因数分解:

$3^3\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{3907}}^1$

素因数の和:4032

約数の個数: 32

約数和(自身を含む): 508977920

約数和(自身を除く): 177847949

約数列:

[1, 3, 9, 27, 43, 73, 129, 219, 387, 657, 1161, 1971, 3139, 3907, 9417, 11721, 28251, 35163, 84753, 105489, 168001, 285211, 504003, 855633, 1512009, 2566899, 4536027, 7700697, 12264073, 36792219, 110376657, 331129971]

約数ペア:

[(1, 331129971), (3, 110376657), (9, 36792219), (27, 12264073), (43, 7700697), (73, 4536027), (129, 2566899), (219, 1512009), (387, 855633), (657, 504003), (1161, 285211), (1971, 168001), (3139, 105489), (3907, 84753), (9417, 35163), (11721, 28251)]