207977385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7829}}^1$

素因数の和:7878

約数の個数: 64

約数和(自身を含む): 432967680

約数和(自身を除く): 224990295

約数列:

[1, 3, 5, 7, 11, 15, 21, 23, 33, 35, 55, 69, 77, 105, 115, 161, 165, 231, 253, 345, 385, 483, 759, 805, 1155, 1265, 1771, 2415, 3795, 5313, 7829, 8855, 23487, 26565, 39145, 54803, 86119, 117435, 164409, 180067, 258357, 274015, 430595, 540201, 602833, 822045, 900335, 1260469, 1291785, 1808499, 1980737, 2701005, 3014165, 3781407, 5942211, 6302345, 9042495, 9903685, 13865159, 18907035, 29711055, 41595477, 69325795, 207977385]

約数ペア:

[(1, 207977385), (3, 69325795), (5, 41595477), (7, 29711055), (11, 18907035), (15, 13865159), (21, 9903685), (23, 9042495), (33, 6302345), (35, 5942211), (55, 3781407), (69, 3014165), (77, 2701005), (105, 1980737), (115, 1808499), (161, 1291785), (165, 1260469), (231, 900335), (253, 822045), (345, 602833), (385, 540201), (483, 430595), (759, 274015), (805, 258357), (1155, 180067), (1265, 164409), (1771, 117435), (2415, 86119), (3795, 54803), (5313, 39145), (7829, 26565), (8855, 23487)]