216902868

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{647}}^1$

素因数の和:981

約数の個数: 96

約数和(自身を含む): 625895424

約数和(自身を除く): 408992556

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 307, 364, 546, 614, 647, 921, 1092, 1228, 1294, 1842, 1941, 2149, 2588, 3684, 3882, 3991, 4298, 4529, 6447, 7764, 7982, 8411, 8596, 9058, 11973, 12894, 13587, 15964, 16822, 18116, 23946, 25233, 25788, 27174, 27937, 33644, 47892, 50466, 54348, 55874, 58877, 83811, 100932, 111748, 117754, 167622, 176631, 198629, 235508, 335244, 353262, 397258, 595887, 706524, 794516, 1191774, 1390403, 2383548, 2582177, 2780806, 4171209, 5164354, 5561612, 7746531, 8342418, 10328708, 15493062, 16684836, 18075239, 30986124, 36150478, 54225717, 72300956, 108451434, 216902868]

約数ペア:

[(1, 216902868), (2, 108451434), (3, 72300956), (4, 54225717), (6, 36150478), (7, 30986124), (12, 18075239), (13, 16684836), (14, 15493062), (21, 10328708), (26, 8342418), (28, 7746531), (39, 5561612), (42, 5164354), (52, 4171209), (78, 2780806), (84, 2582177), (91, 2383548), (156, 1390403), (182, 1191774), (273, 794516), (307, 706524), (364, 595887), (546, 397258), (614, 353262), (647, 335244), (921, 235508), (1092, 198629), (1228, 176631), (1294, 167622), (1842, 117754), (1941, 111748), (2149, 100932), (2588, 83811), (3684, 58877), (3882, 55874), (3991, 54348), (4298, 50466), (4529, 47892), (6447, 33644), (7764, 27937), (7982, 27174), (8411, 25788), (8596, 25233), (9058, 23946), (11973, 18116), (12894, 16822), (13587, 15964)]