2113947

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 3377088

約数和(自身を除く): 1263141

約数列:

[1, 3, 9, 11, 33, 99, 131, 163, 393, 489, 1179, 1441, 1467, 1793, 4323, 5379, 12969, 16137, 21353, 64059, 192177, 234883, 704649, 2113947]

約数ペア:

[(1, 2113947), (3, 704649), (9, 234883), (11, 192177), (33, 64059), (99, 21353), (131, 16137), (163, 12969), (393, 5379), (489, 4323), (1179, 1793), (1441, 1467)]