80872857

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{2039}}^1$

素因数の和:2174

約数の個数: 32

約数和(自身を含む): 130233600

約数和(自身を除く): 49360743

約数列:

[1, 3, 9, 13, 27, 39, 113, 117, 339, 351, 1017, 1469, 2039, 3051, 4407, 6117, 13221, 18351, 26507, 39663, 55053, 79521, 230407, 238563, 691221, 715689, 2073663, 2995291, 6220989, 8985873, 26957619, 80872857]

約数ペア:

[(1, 80872857), (3, 26957619), (9, 8985873), (13, 6220989), (27, 2995291), (39, 2073663), (113, 715689), (117, 691221), (339, 238563), (351, 230407), (1017, 79521), (1469, 55053), (2039, 39663), (3051, 26507), (4407, 18351), (6117, 13221)]