2087665911

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{47857}}^1$

素因数の和:48031

約数の個数: 24

約数和(自身を含む): 3120724464

約数和(自身を除く): 1033058553

約数列:

[1, 3, 9, 37, 111, 131, 333, 393, 1179, 4847, 14541, 43623, 47857, 143571, 430713, 1770709, 5312127, 6269267, 15936381, 18807801, 56423403, 231962879, 695888637, 2087665911]

約数ペア:

[(1, 2087665911), (3, 695888637), (9, 231962879), (37, 56423403), (111, 18807801), (131, 15936381), (333, 6269267), (393, 5312127), (1179, 1770709), (4847, 430713), (14541, 143571), (43623, 47857)]