77887654

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{27997}}^1$

素因数の和:28119

約数の個数: 16

約数和(自身を含む): 126998928

約数和(自身を除く): 49111274

約数列:

[1, 2, 13, 26, 107, 214, 1391, 2782, 27997, 55994, 363961, 727922, 2995679, 5991358, 38943827, 77887654]

約数ペア:

[(1, 77887654), (2, 38943827), (13, 5991358), (26, 2995679), (107, 727922), (214, 363961), (1391, 55994), (2782, 27997)]