140804573

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:178

約数の個数: 64

約数和(自身を含む): 196116480

約数和(自身を除く): 55311907

約数列:

[1, 7, 13, 19, 31, 37, 71, 91, 133, 217, 247, 259, 403, 481, 497, 589, 703, 923, 1147, 1349, 1729, 2201, 2627, 2821, 3367, 4123, 4921, 6461, 7657, 8029, 9139, 9443, 14911, 15407, 17537, 18389, 21793, 28613, 34151, 41819, 49913, 53599, 63973, 81437, 104377, 122759, 152551, 200291, 239057, 283309, 292733, 349391, 543647, 570059, 648869, 1058681, 1547303, 1983163, 3805529, 4542083, 7410767, 10831121, 20114939, 140804573]

約数ペア:

[(1, 140804573), (7, 20114939), (13, 10831121), (19, 7410767), (31, 4542083), (37, 3805529), (71, 1983163), (91, 1547303), (133, 1058681), (217, 648869), (247, 570059), (259, 543647), (403, 349391), (481, 292733), (497, 283309), (589, 239057), (703, 200291), (923, 152551), (1147, 122759), (1349, 104377), (1729, 81437), (2201, 63973), (2627, 53599), (2821, 49913), (3367, 41819), (4123, 34151), (4921, 28613), (6461, 21793), (7657, 18389), (8029, 17537), (9139, 15407), (9443, 14911)]