81138812

素因数分解:

$2^2\times {\mathrm{4241}}^1\times {\mathrm{4783}}^1$

素因数の和:9028

約数の個数: 12

約数和(自身を含む): 142056096

約数和(自身を除く): 60917284

約数列:

[1, 2, 4, 4241, 4783, 8482, 9566, 16964, 19132, 20284703, 40569406, 81138812]

約数ペア:

[(1, 81138812), (2, 40569406), (4, 20284703), (4241, 19132), (4783, 16964), (8482, 9566)]