1215996894

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{971}}^1\times {\mathrm{3313}}^1$

素因数の和:4302

約数の個数: 64

約数和(自身を含む): 3092359680

約数和(自身を除く): 1876362786

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 971, 1942, 2913, 3313, 5826, 6626, 6797, 8739, 9939, 13594, 17478, 19878, 20391, 23191, 26217, 29817, 40782, 46382, 52434, 59634, 61173, 69573, 89451, 122346, 139146, 178902, 183519, 208719, 367038, 417438, 626157, 1252314, 3216923, 6433846, 9650769, 19301538, 22518461, 28952307, 45036922, 57904614, 67555383, 86856921, 135110766, 173713842, 202666149, 405332298, 607998447, 1215996894]

約数ペア:

[(1, 1215996894), (2, 607998447), (3, 405332298), (6, 202666149), (7, 173713842), (9, 135110766), (14, 86856921), (18, 67555383), (21, 57904614), (27, 45036922), (42, 28952307), (54, 22518461), (63, 19301538), (126, 9650769), (189, 6433846), (378, 3216923), (971, 1252314), (1942, 626157), (2913, 417438), (3313, 367038), (5826, 208719), (6626, 183519), (6797, 178902), (8739, 139146), (9939, 122346), (13594, 89451), (17478, 69573), (19878, 61173), (20391, 59634), (23191, 52434), (26217, 46382), (29817, 40782)]