2783144588

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{19609}}^1$

素因数の和:19794

約数の個数: 48

約数和(自身を含む): 5758751040

約数和(自身を除く): 2975606452

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 137, 148, 259, 274, 518, 548, 959, 1036, 1918, 3836, 5069, 10138, 19609, 20276, 35483, 39218, 70966, 78436, 137263, 141932, 274526, 549052, 725533, 1451066, 2686433, 2902132, 5078731, 5372866, 10157462, 10745732, 18805031, 20314924, 37610062, 75220124, 99398021, 198796042, 397592084, 695786147, 1391572294, 2783144588]

約数ペア:

[(1, 2783144588), (2, 1391572294), (4, 695786147), (7, 397592084), (14, 198796042), (28, 99398021), (37, 75220124), (74, 37610062), (137, 20314924), (148, 18805031), (259, 10745732), (274, 10157462), (518, 5372866), (548, 5078731), (959, 2902132), (1036, 2686433), (1918, 1451066), (3836, 725533), (5069, 549052), (10138, 274526), (19609, 141932), (20276, 137263), (35483, 78436), (39218, 70966)]