211890812

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{17317}}^1$

素因数の和:17370

約数の個数: 48

約数和(自身を含む): 465507840

約数和(自身を除く): 253617028

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 92, 133, 161, 266, 322, 437, 532, 644, 874, 1748, 3059, 6118, 12236, 17317, 34634, 69268, 121219, 242438, 329023, 398291, 484876, 658046, 796582, 1316092, 1593164, 2303161, 2788037, 4606322, 5576074, 7567529, 9212644, 11152148, 15135058, 30270116, 52972703, 105945406, 211890812]

約数ペア:

[(1, 211890812), (2, 105945406), (4, 52972703), (7, 30270116), (14, 15135058), (19, 11152148), (23, 9212644), (28, 7567529), (38, 5576074), (46, 4606322), (76, 2788037), (92, 2303161), (133, 1593164), (161, 1316092), (266, 796582), (322, 658046), (437, 484876), (532, 398291), (644, 329023), (874, 242438), (1748, 121219), (3059, 69268), (6118, 34634), (12236, 17317)]