7488217919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{2011}}^1$

素因数の和:2160

約数の個数: 64

約数和(自身を含む): 10221603840

約数和(自身を除く): 2733385921

約数列:

[1, 7, 13, 17, 29, 83, 91, 119, 203, 221, 377, 493, 581, 1079, 1411, 1547, 2011, 2407, 2639, 3451, 6409, 7553, 9877, 14077, 16849, 18343, 26143, 31291, 34187, 40919, 44863, 58319, 128401, 166913, 183001, 219037, 239309, 286433, 408233, 444431, 531947, 758147, 991423, 1168391, 2169869, 2837521, 3111017, 3723629, 4840477, 5307029, 6939961, 12888499, 15189083, 19862647, 33883339, 36887773, 62926201, 82288109, 90219493, 258214411, 440483407, 576016763, 1069745417, 7488217919]

約数ペア:

[(1, 7488217919), (7, 1069745417), (13, 576016763), (17, 440483407), (29, 258214411), (83, 90219493), (91, 82288109), (119, 62926201), (203, 36887773), (221, 33883339), (377, 19862647), (493, 15189083), (581, 12888499), (1079, 6939961), (1411, 5307029), (1547, 4840477), (2011, 3723629), (2407, 3111017), (2639, 2837521), (3451, 2169869), (6409, 1168391), (7553, 991423), (9877, 758147), (14077, 531947), (16849, 444431), (18343, 408233), (26143, 286433), (31291, 239309), (34187, 219037), (40919, 183001), (44863, 166913), (58319, 128401)]