81112563

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{5879}}^1$

素因数の和:5968

約数の個数: 32

約数和(自身を含む): 139238400

約数和(自身を除く): 58125837

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 189, 219, 511, 657, 1533, 1971, 4599, 5879, 13797, 17637, 41153, 52911, 123459, 158733, 370377, 429167, 1111131, 1287501, 3004169, 3862503, 9012507, 11587509, 27037521, 81112563]

約数ペア:

[(1, 81112563), (3, 27037521), (7, 11587509), (9, 9012507), (21, 3862503), (27, 3004169), (63, 1287501), (73, 1111131), (189, 429167), (219, 370377), (511, 158733), (657, 123459), (1533, 52911), (1971, 41153), (4599, 17637), (5879, 13797)]