20090427

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{8941}}^1$

素因数の和:9058

約数の個数: 16

約数和(自身を含む): 30903552

約数和(自身を除く): 10813125

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 8941, 26823, 62587, 187761, 956687, 2870061, 6696809, 20090427]

約数ペア:

[(1, 20090427), (3, 6696809), (7, 2870061), (21, 956687), (107, 187761), (321, 62587), (749, 26823), (2247, 8941)]