2987303709

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{51031}}^1$

素因数の和:51145

約数の個数: 32

約数和(自身を含む): 4572467200

約数和(自身を除く): 1585163491

約数列:

[1, 3, 13, 19, 39, 57, 79, 237, 247, 741, 1027, 1501, 3081, 4503, 19513, 51031, 58539, 153093, 663403, 969589, 1990209, 2908767, 4031449, 12094347, 12604657, 37813971, 52408837, 76597531, 157226511, 229792593, 995767903, 2987303709]

約数ペア:

[(1, 2987303709), (3, 995767903), (13, 229792593), (19, 157226511), (39, 76597531), (57, 52408837), (79, 37813971), (237, 12604657), (247, 12094347), (741, 4031449), (1027, 2908767), (1501, 1990209), (3081, 969589), (4503, 663403), (19513, 153093), (51031, 58539)]