78973245

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2647}}^1$

素因数の和:2691

約数の個数: 64

約数和(自身を含む): 160151040

約数和(自身を除く): 81177795

約数列:

[1, 3, 5, 9, 13, 15, 17, 27, 39, 45, 51, 65, 85, 117, 135, 153, 195, 221, 255, 351, 459, 585, 663, 765, 1105, 1755, 1989, 2295, 2647, 3315, 5967, 7941, 9945, 13235, 23823, 29835, 34411, 39705, 44999, 71469, 103233, 119115, 134997, 172055, 224995, 309699, 357345, 404991, 516165, 584987, 674985, 929097, 1214973, 1548495, 1754961, 2024955, 2924935, 4645485, 5264883, 6074865, 8774805, 15794649, 26324415, 78973245]

約数ペア:

[(1, 78973245), (3, 26324415), (5, 15794649), (9, 8774805), (13, 6074865), (15, 5264883), (17, 4645485), (27, 2924935), (39, 2024955), (45, 1754961), (51, 1548495), (65, 1214973), (85, 929097), (117, 674985), (135, 584987), (153, 516165), (195, 404991), (221, 357345), (255, 309699), (351, 224995), (459, 172055), (585, 134997), (663, 119115), (765, 103233), (1105, 71469), (1755, 44999), (1989, 39705), (2295, 34411), (2647, 29835), (3315, 23823), (5967, 13235), (7941, 9945)]