813429

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{641}}^1$

素因数の和:697

約数の個数: 16

約数和(自身を含む): 1232640

約数和(自身を除く): 419211

約数列:

[1, 3, 9, 27, 47, 141, 423, 641, 1269, 1923, 5769, 17307, 30127, 90381, 271143, 813429]

約数ペア:

[(1, 813429), (3, 271143), (9, 90381), (27, 30127), (47, 17307), (141, 5769), (423, 1923), (641, 1269)]