11805507

素因数分解:

$3^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{443}}^1$

素因数の和:509

約数の個数: 40

約数和(自身を含む): 20630016

約数和(自身を除く): 8824509

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 81, 141, 189, 329, 423, 443, 567, 987, 1269, 1329, 2961, 3101, 3807, 3987, 8883, 9303, 11961, 20821, 26649, 27909, 35883, 62463, 83727, 145747, 187389, 251181, 437241, 562167, 1311723, 1686501, 3935169, 11805507]

約数ペア:

[(1, 11805507), (3, 3935169), (7, 1686501), (9, 1311723), (21, 562167), (27, 437241), (47, 251181), (63, 187389), (81, 145747), (141, 83727), (189, 62463), (329, 35883), (423, 27909), (443, 26649), (567, 20821), (987, 11961), (1269, 9303), (1329, 8883), (2961, 3987), (3101, 3807)]