6881391

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 36

約数和(自身を含む): 11203920

約数和(自身を除く): 4322529

約数列:

[1, 3, 9, 11, 33, 71, 89, 99, 121, 213, 267, 363, 639, 781, 801, 979, 1089, 2343, 2937, 6319, 7029, 8591, 8811, 10769, 18957, 25773, 32307, 56871, 69509, 77319, 96921, 208527, 625581, 764599, 2293797, 6881391]

約数ペア:

[(1, 6881391), (3, 2293797), (9, 764599), (11, 625581), (33, 208527), (71, 96921), (89, 77319), (99, 69509), (121, 56871), (213, 32307), (267, 25773), (363, 18957), (639, 10769), (781, 8811), (801, 8591), (979, 7029), (1089, 6319), (2343, 2937)]