140897939

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{4289}}^1$

素因数の和:4347

約数の個数: 24

約数和(自身を含む): 183062880

約数和(自身を除く): 42164941

約数列:

[1, 7, 13, 19, 91, 133, 247, 361, 1729, 2527, 4289, 4693, 30023, 32851, 55757, 81491, 390299, 570437, 1059383, 1548329, 7415681, 10838303, 20128277, 140897939]

約数ペア:

[(1, 140897939), (7, 20128277), (13, 10838303), (19, 7415681), (91, 1548329), (133, 1059383), (247, 570437), (361, 390299), (1729, 81491), (2527, 55757), (4289, 32851), (4693, 30023)]