12861471

素因数分解:

$3^1\times 7^3\times {\mathrm{29}}^1\times {\mathrm{431}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 20736000

約数和(自身を除く): 7874529

約数列:

[1, 3, 7, 21, 29, 49, 87, 147, 203, 343, 431, 609, 1029, 1293, 1421, 3017, 4263, 9051, 9947, 12499, 21119, 29841, 37497, 63357, 87493, 147833, 262479, 443499, 612451, 1837353, 4287157, 12861471]

約数ペア:

[(1, 12861471), (3, 4287157), (7, 1837353), (21, 612451), (29, 443499), (49, 262479), (87, 147833), (147, 87493), (203, 63357), (343, 37497), (431, 29841), (609, 21119), (1029, 12499), (1293, 9947), (1421, 9051), (3017, 4263)]