16849791

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{3767}}^1$

素因数の和:3851

約数の個数: 24

約数和(自身を含む): 28214784

約数和(自身を除く): 11364993

約数列:

[1, 3, 7, 9, 21, 63, 71, 213, 497, 639, 1491, 3767, 4473, 11301, 26369, 33903, 79107, 237321, 267457, 802371, 1872199, 2407113, 5616597, 16849791]

約数ペア:

[(1, 16849791), (3, 5616597), (7, 2407113), (9, 1872199), (21, 802371), (63, 267457), (71, 237321), (213, 79107), (497, 33903), (639, 26369), (1491, 11301), (3767, 4473)]