28416267

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{15107}}^1$

素因数の和:15143

約数の個数: 24

約数和(自身を含む): 47136960

約数和(自身を除く): 18720693

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 1881, 15107, 45321, 135963, 166177, 287033, 498531, 861099, 1495593, 2583297, 3157363, 9472089, 28416267]

約数ペア:

[(1, 28416267), (3, 9472089), (9, 3157363), (11, 2583297), (19, 1495593), (33, 861099), (57, 498531), (99, 287033), (171, 166177), (209, 135963), (627, 45321), (1881, 15107)]