27647151

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1801}}^1$

素因数の和:1871

約数の個数: 32

約数和(自身を含む): 45669888

約数和(自身を除く): 18022737

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 1801, 2193, 5117, 5403, 12607, 15351, 30617, 37821, 77443, 91851, 214319, 232329, 542101, 642957, 1316531, 1626303, 3949593, 9215717, 27647151]

約数ペア:

[(1, 27647151), (3, 9215717), (7, 3949593), (17, 1626303), (21, 1316531), (43, 642957), (51, 542101), (119, 232329), (129, 214319), (301, 91851), (357, 77443), (731, 37821), (903, 30617), (1801, 15351), (2193, 12607), (5117, 5403)]