90231894

素因数分解:

$2^1\times 3^4\times {\mathrm{556987}}^1$

素因数の和:557001

約数の個数: 20

約数和(自身を含む): 202186644

約数和(自身を除く): 111954750

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 556987, 1113974, 1670961, 3341922, 5012883, 10025766, 15038649, 30077298, 45115947, 90231894]

約数ペア:

[(1, 90231894), (2, 45115947), (3, 30077298), (6, 15038649), (9, 10025766), (18, 5012883), (27, 3341922), (54, 1670961), (81, 1113974), (162, 556987)]