16399899

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1367}}^1$

素因数の和:1447

約数の個数: 24

約数和(自身を含む): 25039872

約数和(自身を除く): 8639973

約数列:

[1, 3, 9, 31, 43, 93, 129, 279, 387, 1333, 1367, 3999, 4101, 11997, 12303, 42377, 58781, 127131, 176343, 381393, 529029, 1822211, 5466633, 16399899]

約数ペア:

[(1, 16399899), (3, 5466633), (9, 1822211), (31, 529029), (43, 381393), (93, 176343), (129, 127131), (279, 58781), (387, 42377), (1333, 12303), (1367, 11997), (3999, 4101)]