28911138

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{383}}^1\times {\mathrm{547}}^1$

素因数の和:958

約数の個数: 32

約数和(自身を含む): 60604416

約数和(自身を除く): 31693278

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 383, 547, 766, 1094, 1149, 1641, 2298, 3282, 8809, 12581, 17618, 25162, 26427, 37743, 52854, 75486, 209501, 419002, 628503, 1257006, 4818523, 9637046, 14455569, 28911138]

約数ペア:

[(1, 28911138), (2, 14455569), (3, 9637046), (6, 4818523), (23, 1257006), (46, 628503), (69, 419002), (138, 209501), (383, 75486), (547, 52854), (766, 37743), (1094, 26427), (1149, 25162), (1641, 17618), (2298, 12581), (3282, 8809)]