81188811

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{91121}}^1$

素因数の和:91144

約数の個数: 20

約数和(自身を含む): 132309144

約数和(自身を除く): 51120333

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 297, 891, 91121, 273363, 820089, 1002331, 2460267, 3006993, 7380801, 9020979, 27062937, 81188811]

約数ペア:

[(1, 81188811), (3, 27062937), (9, 9020979), (11, 7380801), (27, 3006993), (33, 2460267), (81, 1002331), (99, 820089), (297, 273363), (891, 91121)]