13091967

素因数分解:

$3^2\times 7^3\times {\mathrm{4241}}^1$

素因数の和:4268

約数の個数: 24

約数和(自身を含む): 22058400

約数和(自身を除く): 8966433

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 343, 441, 1029, 3087, 4241, 12723, 29687, 38169, 89061, 207809, 267183, 623427, 1454663, 1870281, 4363989, 13091967]

約数ペア:

[(1, 13091967), (3, 4363989), (7, 1870281), (9, 1454663), (21, 623427), (49, 267183), (63, 207809), (147, 89061), (343, 38169), (441, 29687), (1029, 12723), (3087, 4241)]