202153887

素因数分解:

$3^6\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:371

約数の個数: 56

約数和(自身を含む): 331624944

約数和(自身を除く): 129471057

約数列:

[1, 3, 9, 13, 27, 39, 81, 83, 117, 243, 249, 257, 351, 729, 747, 771, 1053, 1079, 2241, 2313, 3159, 3237, 3341, 6723, 6939, 9477, 9711, 10023, 20169, 20817, 21331, 29133, 30069, 60507, 62451, 63993, 87399, 90207, 187353, 191979, 262197, 270621, 277303, 575937, 786591, 811863, 831909, 1727811, 2435589, 2495727, 5183433, 7487181, 15550299, 22461543, 67384629, 202153887]

約数ペア:

[(1, 202153887), (3, 67384629), (9, 22461543), (13, 15550299), (27, 7487181), (39, 5183433), (81, 2495727), (83, 2435589), (117, 1727811), (243, 831909), (249, 811863), (257, 786591), (351, 575937), (729, 277303), (747, 270621), (771, 262197), (1053, 191979), (1079, 187353), (2241, 90207), (2313, 87399), (3159, 63993), (3237, 62451), (3341, 60507), (6723, 30069), (6939, 29133), (9477, 21331), (9711, 20817), (10023, 20169)]