28283121

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1433}}^1$

素因数の和:1502

約数の個数: 32

約数和(自身を含む): 45429120

約数和(自身を除く): 17145999

約数列:

[1, 3, 9, 17, 27, 43, 51, 129, 153, 387, 459, 731, 1161, 1433, 2193, 4299, 6579, 12897, 19737, 24361, 38691, 61619, 73083, 184857, 219249, 554571, 657747, 1047523, 1663713, 3142569, 9427707, 28283121]

約数ペア:

[(1, 28283121), (3, 9427707), (9, 3142569), (17, 1663713), (27, 1047523), (43, 657747), (51, 554571), (129, 219249), (153, 184857), (387, 73083), (459, 61619), (731, 38691), (1161, 24361), (1433, 19737), (2193, 12897), (4299, 6579)]