42803289

素因数分解:

$3^3\times {\mathrm{223}}^1\times {\mathrm{7109}}^1$

素因数の和:7341

約数の個数: 16

約数和(自身を含む): 63705600

約数和(自身を除く): 20902311

約数列:

[1, 3, 9, 27, 223, 669, 2007, 6021, 7109, 21327, 63981, 191943, 1585307, 4755921, 14267763, 42803289]

約数ペア:

[(1, 42803289), (3, 14267763), (9, 4755921), (27, 1585307), (223, 191943), (669, 63981), (2007, 21327), (6021, 7109)]