206101581

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{67}}^1\times {\mathrm{107}}^1$

素因数の和:258

約数の個数: 48

約数和(自身を含む): 330656256

約数和(自身を除く): 124554675

約数列:

[1, 3, 7, 21, 37, 67, 107, 111, 201, 259, 321, 469, 749, 777, 1369, 1407, 2247, 2479, 3959, 4107, 7169, 7437, 9583, 11877, 17353, 21507, 27713, 28749, 50183, 52059, 83139, 91723, 146483, 150549, 265253, 275169, 439449, 642061, 795759, 1025381, 1856771, 1926183, 3076143, 5570313, 9814361, 29443083, 68700527, 206101581]

約数ペア:

[(1, 206101581), (3, 68700527), (7, 29443083), (21, 9814361), (37, 5570313), (67, 3076143), (107, 1926183), (111, 1856771), (201, 1025381), (259, 795759), (321, 642061), (469, 439449), (749, 275169), (777, 265253), (1369, 150549), (1407, 146483), (2247, 91723), (2479, 83139), (3959, 52059), (4107, 50183), (7169, 28749), (7437, 27713), (9583, 21507), (11877, 17353)]