26783415

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{223}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 49690368

約数和(自身を除く): 22906953

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 157, 223, 255, 471, 669, 765, 785, 1115, 1413, 2007, 2355, 2669, 3345, 3791, 7065, 8007, 10035, 11373, 13345, 18955, 24021, 34119, 35011, 40035, 56865, 105033, 120105, 170595, 175055, 315099, 525165, 595187, 1575495, 1785561, 2975935, 5356683, 8927805, 26783415]

約数ペア:

[(1, 26783415), (3, 8927805), (5, 5356683), (9, 2975935), (15, 1785561), (17, 1575495), (45, 595187), (51, 525165), (85, 315099), (153, 175055), (157, 170595), (223, 120105), (255, 105033), (471, 56865), (669, 40035), (765, 35011), (785, 34119), (1115, 24021), (1413, 18955), (2007, 13345), (2355, 11373), (2669, 10035), (3345, 8007), (3791, 7065)]