1981083

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:738

約数の個数: 16

約数和(自身を含む): 2885120

約数和(自身を除く): 904037

約数列:

[1, 3, 13, 39, 79, 237, 643, 1027, 1929, 3081, 8359, 25077, 50797, 152391, 660361, 1981083]

約数ペア:

[(1, 1981083), (3, 660361), (13, 152391), (39, 50797), (79, 25077), (237, 8359), (643, 3081), (1027, 1929)]