53091909

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{419}}^1$

素因数の和:479

約数の個数: 48

約数和(自身を含む): 89611200

約数和(自身を除く): 36519291

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 117, 171, 247, 351, 361, 419, 513, 741, 1083, 1257, 2223, 3249, 3771, 4693, 5447, 6669, 7961, 9747, 11313, 14079, 16341, 23883, 42237, 49023, 71649, 103493, 126711, 147069, 151259, 214947, 310479, 453777, 931437, 1361331, 1966367, 2794311, 4083993, 5899101, 17697303, 53091909]

約数ペア:

[(1, 53091909), (3, 17697303), (9, 5899101), (13, 4083993), (19, 2794311), (27, 1966367), (39, 1361331), (57, 931437), (117, 453777), (171, 310479), (247, 214947), (351, 151259), (361, 147069), (419, 126711), (513, 103493), (741, 71649), (1083, 49023), (1257, 42237), (2223, 23883), (3249, 16341), (3771, 14079), (4693, 11313), (5447, 9747), (6669, 7961)]