28675539

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{8233}}^1$

素因数の和:8288

約数の個数: 20

約数和(自身を含む): 43837816

約数和(自身を除く): 15162277

約数列:

[1, 3, 9, 27, 43, 81, 129, 387, 1161, 3483, 8233, 24699, 74097, 222291, 354019, 666873, 1062057, 3186171, 9558513, 28675539]

約数ペア:

[(1, 28675539), (3, 9558513), (9, 3186171), (27, 1062057), (43, 666873), (81, 354019), (129, 222291), (387, 74097), (1161, 24699), (3483, 8233)]