18273321

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1409}}^1$

素因数の和:1557

約数の個数: 24

約数和(自身を含む): 29034720

約数和(自身を除く): 10761399

約数列:

[1, 3, 9, 11, 33, 99, 131, 393, 1179, 1409, 1441, 4227, 4323, 12681, 12969, 15499, 46497, 139491, 184579, 553737, 1661211, 2030369, 6091107, 18273321]

約数ペア:

[(1, 18273321), (3, 6091107), (9, 2030369), (11, 1661211), (33, 553737), (99, 184579), (131, 139491), (393, 46497), (1179, 15499), (1409, 12969), (1441, 12681), (4227, 4323)]