2080358847

素因数分解:

$3^2\times 7^2\times {\mathrm{4717367}}^1$

素因数の和:4717387

約数の個数: 18

約数和(自身を含む): 3495569688

約数和(自身を除く): 1415210841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 4717367, 14152101, 33021569, 42456303, 99064707, 231150983, 297194121, 693452949, 2080358847]

約数ペア:

[(1, 2080358847), (3, 693452949), (7, 297194121), (9, 231150983), (21, 99064707), (49, 42456303), (63, 33021569), (147, 14152101), (441, 4717367)]