42785757

素因数分解:

$3^2\times 7^1\times {\mathrm{499}}^1\times {\mathrm{1361}}^1$

素因数の和:1873

約数の個数: 24

約数和(自身を含む): 70824000

約数和(自身を除く): 28038243

約数列:

[1, 3, 7, 9, 21, 63, 499, 1361, 1497, 3493, 4083, 4491, 9527, 10479, 12249, 28581, 31437, 85743, 679139, 2037417, 4753973, 6112251, 14261919, 42785757]

約数ペア:

[(1, 42785757), (3, 14261919), (7, 6112251), (9, 4753973), (21, 2037417), (63, 679139), (499, 85743), (1361, 31437), (1497, 28581), (3493, 12249), (4083, 10479), (4491, 9527)]