85749279

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1621}}^1$

素因数の和:1871

約数の個数: 32

約数和(自身を含む): 143255040

約数和(自身を除く): 57505761

約数列:

[1, 3, 7, 11, 21, 33, 77, 229, 231, 687, 1603, 1621, 2519, 4809, 4863, 7557, 11347, 17633, 17831, 34041, 52899, 53493, 124817, 371209, 374451, 1113627, 2598463, 4083299, 7795389, 12249897, 28583093, 85749279]

約数ペア:

[(1, 85749279), (3, 28583093), (7, 12249897), (11, 7795389), (21, 4083299), (33, 2598463), (77, 1113627), (229, 374451), (231, 371209), (687, 124817), (1603, 53493), (1621, 52899), (2519, 34041), (4809, 17831), (4863, 17633), (7557, 11347)]