2783991

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3583}}^1$

素因数の和:3630

約数の個数: 16

約数和(自身を含む): 4358144

約数和(自身を除く): 1574153

約数列:

[1, 3, 7, 21, 37, 111, 259, 777, 3583, 10749, 25081, 75243, 132571, 397713, 927997, 2783991]

約数ペア:

[(1, 2783991), (3, 927997), (7, 397713), (21, 132571), (37, 75243), (111, 25081), (259, 10749), (777, 3583)]