1288691336

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{3928937}}^1$

素因数の和:3928984

約数の個数: 16

約数和(自身を含む): 2475230940

約数和(自身を除く): 1186539604

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 3928937, 7857874, 15715748, 31431496, 161086417, 322172834, 644345668, 1288691336]

約数ペア:

[(1, 1288691336), (2, 644345668), (4, 322172834), (8, 161086417), (41, 31431496), (82, 15715748), (164, 7857874), (328, 3928937)]