80920469

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{2539}}^1$

素因数の和:2732

約数の個数: 16

約数和(自身を含む): 96316800

約数和(自身を除く): 15396331

約数列:

[1, 7, 29, 157, 203, 1099, 2539, 4553, 17773, 31871, 73631, 398623, 515417, 2790361, 11560067, 80920469]

約数ペア:

[(1, 80920469), (7, 11560067), (29, 2790361), (157, 515417), (203, 398623), (1099, 73631), (2539, 31871), (4553, 17773)]