18778869603

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{593}}^1\times {\mathrm{1087}}^1$

素因数の和:1785

約数の個数: 64

約数和(自身を含む): 30400634880

約数和(自身を除く): 11621765277

約数列:

[1, 3, 9, 13, 27, 39, 83, 117, 249, 351, 593, 747, 1079, 1087, 1779, 2241, 3237, 3261, 5337, 7709, 9711, 9783, 14131, 16011, 23127, 29133, 29349, 42393, 49219, 69381, 90221, 127179, 147657, 208143, 270663, 381537, 442971, 639847, 644591, 811989, 1172873, 1328913, 1919541, 1933773, 2435967, 3518619, 5758623, 5801319, 8379683, 10555857, 17275869, 17403957, 25139049, 31667571, 53501053, 75417147, 160503159, 226251441, 481509477, 695513689, 1444528431, 2086541067, 6259623201, 18778869603]

約数ペア:

[(1, 18778869603), (3, 6259623201), (9, 2086541067), (13, 1444528431), (27, 695513689), (39, 481509477), (83, 226251441), (117, 160503159), (249, 75417147), (351, 53501053), (593, 31667571), (747, 25139049), (1079, 17403957), (1087, 17275869), (1779, 10555857), (2241, 8379683), (3237, 5801319), (3261, 5758623), (5337, 3518619), (7709, 2435967), (9711, 1933773), (9783, 1919541), (14131, 1328913), (16011, 1172873), (23127, 811989), (29133, 644591), (29349, 639847), (42393, 442971), (49219, 381537), (69381, 270663), (90221, 208143), (127179, 147657)]