56177247

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{1087}}^1$

素因数の和:1227

約数の個数: 32

約数和(自身を含む): 90243072

約数和(自身を除く): 34065825

約数列:

[1, 3, 7, 21, 23, 69, 107, 161, 321, 483, 749, 1087, 2247, 2461, 3261, 7383, 7609, 17227, 22827, 25001, 51681, 75003, 116309, 175007, 348927, 525021, 814163, 2442489, 2675107, 8025321, 18725749, 56177247]

約数ペア:

[(1, 56177247), (3, 18725749), (7, 8025321), (21, 2675107), (23, 2442489), (69, 814163), (107, 525021), (161, 348927), (321, 175007), (483, 116309), (749, 75003), (1087, 51681), (2247, 25001), (2461, 22827), (3261, 17227), (7383, 7609)]