65784213

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{853}}^1$

素因数の和:930

約数の個数: 48

約数和(自身を含む): 111908160

約数和(自身を除く): 46123947

約数列:

[1, 3, 9, 11, 19, 33, 41, 57, 99, 123, 171, 209, 369, 451, 627, 779, 853, 1353, 1881, 2337, 2559, 4059, 7011, 7677, 8569, 9383, 16207, 25707, 28149, 34973, 48621, 77121, 84447, 104919, 145863, 178277, 314757, 384703, 534831, 664487, 1154109, 1604493, 1993461, 3462327, 5980383, 7309357, 21928071, 65784213]

約数ペア:

[(1, 65784213), (3, 21928071), (9, 7309357), (11, 5980383), (19, 3462327), (33, 1993461), (41, 1604493), (57, 1154109), (99, 664487), (123, 534831), (171, 384703), (209, 314757), (369, 178277), (451, 145863), (627, 104919), (779, 84447), (853, 77121), (1353, 48621), (1881, 34973), (2337, 28149), (2559, 25707), (4059, 16207), (7011, 9383), (7677, 8569)]