80904927

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{541}}^1\times {\mathrm{631}}^1$

素因数の和:1254

約数の個数: 16

約数和(自身を含む): 109614080

約数和(自身を除く): 28709153

約数列:

[1, 3, 79, 237, 541, 631, 1623, 1893, 42739, 49849, 128217, 149547, 341371, 1024113, 26968309, 80904927]

約数ペア:

[(1, 80904927), (3, 26968309), (79, 1024113), (237, 341371), (541, 149547), (631, 128217), (1623, 49849), (1893, 42739)]