2891400001

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1\times {\mathrm{1277}}^1$

素因数の和:1713

約数の個数: 32

約数和(自身を含む): 3577582080

約数和(自身を除く): 686182079

約数列:

[1, 7, 17, 53, 119, 359, 371, 901, 1277, 2513, 6103, 6307, 8939, 19027, 21709, 42721, 67681, 133189, 151963, 323459, 458443, 473767, 1150577, 2264213, 3209101, 7793531, 8054039, 24297479, 54554717, 170082353, 413057143, 2891400001]

約数ペア:

[(1, 2891400001), (7, 413057143), (17, 170082353), (53, 54554717), (119, 24297479), (359, 8054039), (371, 7793531), (901, 3209101), (1277, 2264213), (2513, 1150577), (6103, 473767), (6307, 458443), (8939, 323459), (19027, 151963), (21709, 133189), (42721, 67681)]