51887043

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1373}}^1$

素因数の和:1428

約数の個数: 48

約数和(自身を含む): 90024480

約数和(自身を除く): 38137437

約数列:

[1, 3, 9, 13, 17, 19, 39, 51, 57, 117, 153, 171, 221, 247, 323, 663, 741, 969, 1373, 1989, 2223, 2907, 4119, 4199, 12357, 12597, 17849, 23341, 26087, 37791, 53547, 70023, 78261, 160641, 210069, 234783, 303433, 339131, 443479, 910299, 1017393, 1330437, 2730897, 3052179, 3991311, 5765227, 17295681, 51887043]

約数ペア:

[(1, 51887043), (3, 17295681), (9, 5765227), (13, 3991311), (17, 3052179), (19, 2730897), (39, 1330437), (51, 1017393), (57, 910299), (117, 443479), (153, 339131), (171, 303433), (221, 234783), (247, 210069), (323, 160641), (663, 78261), (741, 70023), (969, 53547), (1373, 37791), (1989, 26087), (2223, 23341), (2907, 17849), (4119, 12597), (4199, 12357)]