28636503

素因数分解:

$3^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{2063}}^1$

素因数の和:2734

約数の個数: 16

約数和(自身を含む): 43723776

約数和(自身を除く): 15087273

約数列:

[1, 3, 7, 21, 661, 1983, 2063, 4627, 6189, 13881, 14441, 43323, 1363643, 4090929, 9545501, 28636503]

約数ペア:

[(1, 28636503), (3, 9545501), (7, 4090929), (21, 1363643), (661, 43323), (1983, 14441), (2063, 13881), (4627, 6189)]