13880727

素因数分解:

$3^4\times 7^1\times {\mathrm{24481}}^1$

素因数の和:24500

約数の個数: 20

約数和(自身を含む): 23698576

約数和(自身を除く): 9817849

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 24481, 73443, 171367, 220329, 514101, 660987, 1542303, 1982961, 4626909, 13880727]

約数ペア:

[(1, 13880727), (3, 4626909), (7, 1982961), (9, 1542303), (21, 660987), (27, 514101), (63, 220329), (81, 171367), (189, 73443), (567, 24481)]