28163619

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{433}}^1$

素因数の和:529

約数の個数: 40

約数和(自身を含む): 46632432

約数和(自身を除く): 18468813

約数列:

[1, 3, 9, 11, 27, 33, 73, 81, 99, 219, 297, 433, 657, 803, 891, 1299, 1971, 2409, 3897, 4763, 5913, 7227, 11691, 14289, 21681, 31609, 35073, 42867, 65043, 94827, 128601, 284481, 347699, 385803, 853443, 1043097, 2560329, 3129291, 9387873, 28163619]

約数ペア:

[(1, 28163619), (3, 9387873), (9, 3129291), (11, 2560329), (27, 1043097), (33, 853443), (73, 385803), (81, 347699), (99, 284481), (219, 128601), (297, 94827), (433, 65043), (657, 42867), (803, 35073), (891, 31609), (1299, 21681), (1971, 14289), (2409, 11691), (3897, 7227), (4763, 5913)]