201631287

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{853}}^1$

素因数の和:928

約数の個数: 64

約数和(自身を含む): 344332800

約数和(自身を除く): 142701513

約数列:

[1, 3, 11, 13, 19, 29, 33, 39, 57, 87, 143, 209, 247, 319, 377, 429, 551, 627, 741, 853, 957, 1131, 1653, 2559, 2717, 4147, 6061, 7163, 8151, 9383, 11089, 12441, 16207, 18183, 21489, 24737, 28149, 33267, 48621, 74211, 78793, 121979, 178277, 210691, 236379, 272107, 321581, 365937, 470003, 534831, 632073, 816321, 964743, 1410009, 2317601, 3537391, 5170033, 6110039, 6952803, 10612173, 15510099, 18330117, 67210429, 201631287]

約数ペア:

[(1, 201631287), (3, 67210429), (11, 18330117), (13, 15510099), (19, 10612173), (29, 6952803), (33, 6110039), (39, 5170033), (57, 3537391), (87, 2317601), (143, 1410009), (209, 964743), (247, 816321), (319, 632073), (377, 534831), (429, 470003), (551, 365937), (627, 321581), (741, 272107), (853, 236379), (957, 210691), (1131, 178277), (1653, 121979), (2559, 78793), (2717, 74211), (4147, 48621), (6061, 33267), (7163, 28149), (8151, 24737), (9383, 21489), (11089, 18183), (12441, 16207)]