1639663368

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{513679}}^1$

素因数の和:513714

約数の個数: 64

約数和(自身を含む): 4931328000

約数和(自身を除く): 3291664632

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 228, 266, 399, 456, 532, 798, 1064, 1596, 3192, 513679, 1027358, 1541037, 2054716, 3082074, 3595753, 4109432, 6164148, 7191506, 9759901, 10787259, 12328296, 14383012, 19519802, 21574518, 28766024, 29279703, 39039604, 43149036, 58559406, 68319307, 78079208, 86298072, 117118812, 136638614, 204957921, 234237624, 273277228, 409915842, 546554456, 819831684, 1639663368]

約数ペア:

[(1, 1639663368), (2, 819831684), (3, 546554456), (4, 409915842), (6, 273277228), (7, 234237624), (8, 204957921), (12, 136638614), (14, 117118812), (19, 86298072), (21, 78079208), (24, 68319307), (28, 58559406), (38, 43149036), (42, 39039604), (56, 29279703), (57, 28766024), (76, 21574518), (84, 19519802), (114, 14383012), (133, 12328296), (152, 10787259), (168, 9759901), (228, 7191506), (266, 6164148), (399, 4109432), (456, 3595753), (532, 3082074), (798, 2054716), (1064, 1541037), (1596, 1027358), (3192, 513679)]