2019161781

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1187}}^1$

素因数の和:1311

約数の個数: 96

約数和(自身を含む): 3763888128

約数和(自身を除く): 1744726347

約数列:

[1, 3, 7, 9, 13, 21, 31, 39, 63, 67, 91, 93, 117, 201, 217, 273, 279, 403, 469, 603, 651, 819, 871, 1187, 1209, 1407, 1953, 2077, 2613, 2821, 3561, 3627, 4221, 6097, 6231, 7839, 8309, 8463, 10683, 14539, 15431, 18291, 18693, 24927, 25389, 27001, 36797, 43617, 46293, 54873, 74781, 79529, 81003, 108017, 110391, 130851, 138879, 189007, 238587, 243009, 257579, 324051, 331173, 478361, 556703, 567021, 715761, 772737, 972153, 1033877, 1435083, 1670109, 1701063, 2318211, 2465399, 3101631, 3348527, 4305249, 5010327, 7237139, 7396197, 9304893, 10045581, 17257793, 21711417, 22188591, 30136743, 32050187, 51773379, 65134251, 96150561, 155320137, 224351309, 288451683, 673053927, 2019161781]

約数ペア:

[(1, 2019161781), (3, 673053927), (7, 288451683), (9, 224351309), (13, 155320137), (21, 96150561), (31, 65134251), (39, 51773379), (63, 32050187), (67, 30136743), (91, 22188591), (93, 21711417), (117, 17257793), (201, 10045581), (217, 9304893), (273, 7396197), (279, 7237139), (403, 5010327), (469, 4305249), (603, 3348527), (651, 3101631), (819, 2465399), (871, 2318211), (1187, 1701063), (1209, 1670109), (1407, 1435083), (1953, 1033877), (2077, 972153), (2613, 772737), (2821, 715761), (3561, 567021), (3627, 556703), (4221, 478361), (6097, 331173), (6231, 324051), (7839, 257579), (8309, 243009), (8463, 238587), (10683, 189007), (14539, 138879), (15431, 130851), (18291, 110391), (18693, 108017), (24927, 81003), (25389, 79529), (27001, 74781), (36797, 54873), (43617, 46293)]