201721857

素因数分解:

$3^1\times {\mathrm{107}}^1\times {\mathrm{347}}^1\times {\mathrm{1811}}^1$

素因数の和:2268

約数の個数: 16

約数和(自身を含む): 272408832

約数和(自身を除く): 70686975

約数列:

[1, 3, 107, 321, 347, 1041, 1811, 5433, 37129, 111387, 193777, 581331, 628417, 1885251, 67240619, 201721857]

約数ペア:

[(1, 201721857), (3, 67240619), (107, 1885251), (321, 628417), (347, 581331), (1041, 193777), (1811, 111387), (5433, 37129)]