2790399

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{223}}^1$

素因数の和:366

約数の個数: 16

約数和(自身を含む): 3863552

約数和(自身を除く): 1073153

約数列:

[1, 3, 43, 97, 129, 223, 291, 669, 4171, 9589, 12513, 21631, 28767, 64893, 930133, 2790399]

約数ペア:

[(1, 2790399), (3, 930133), (43, 64893), (97, 28767), (129, 21631), (223, 12513), (291, 9589), (669, 4171)]