81272481

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{797}}^1\times {\mathrm{1789}}^1$

素因数の和:2608

約数の個数: 16

約数和(自身を含む): 114273600

約数和(自身を除く): 33001119

約数列:

[1, 3, 19, 57, 797, 1789, 2391, 5367, 15143, 33991, 45429, 101973, 1425833, 4277499, 27090827, 81272481]

約数ペア:

[(1, 81272481), (3, 27090827), (19, 4277499), (57, 1425833), (797, 101973), (1789, 45429), (2391, 33991), (5367, 15143)]