2154804777

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{191999}}^1$

素因数の和:192077

約数の個数: 24

約数和(自身を含む): 3294720000

約数和(自身を除く): 1139915223

約数列:

[1, 3, 9, 29, 43, 87, 129, 261, 387, 1247, 3741, 11223, 191999, 575997, 1727991, 5567971, 8255957, 16703913, 24767871, 50111739, 74303613, 239422753, 718268259, 2154804777]

約数ペア:

[(1, 2154804777), (3, 718268259), (9, 239422753), (29, 74303613), (43, 50111739), (87, 24767871), (129, 16703913), (261, 8255957), (387, 5567971), (1247, 1727991), (3741, 575997), (11223, 191999)]