291284787

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{643}}^1$

素因数の和:843

約数の個数: 32

約数和(自身を含む): 415457280

約数和(自身を除く): 124172493

約数列:

[1, 3, 29, 41, 87, 123, 127, 381, 643, 1189, 1929, 3567, 3683, 5207, 11049, 15621, 18647, 26363, 55941, 79089, 81661, 151003, 244983, 453009, 764527, 2293581, 2368169, 3348101, 7104507, 10044303, 97094929, 291284787]

約数ペア:

[(1, 291284787), (3, 97094929), (29, 10044303), (41, 7104507), (87, 3348101), (123, 2368169), (127, 2293581), (381, 764527), (643, 453009), (1189, 244983), (1929, 151003), (3567, 81661), (3683, 79089), (5207, 55941), (11049, 26363), (15621, 18647)]