55856978

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{12689}}^1$

素因数の和:12793

約数の個数: 16

約数和(自身を含む): 87713280

約数和(自身を除く): 31856302

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 12689, 25378, 393359, 786718, 900919, 1801838, 27928489, 55856978]

約数ペア:

[(1, 55856978), (2, 27928489), (31, 1801838), (62, 900919), (71, 786718), (142, 393359), (2201, 25378), (4402, 12689)]