1278662

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1$

素因数の和:81

約数の個数: 48

約数和(自身を含む): 2633472

約数和(自身を除く): 1354810

約数列:

[1, 2, 7, 11, 14, 19, 22, 23, 38, 46, 77, 133, 154, 161, 209, 253, 266, 322, 361, 418, 437, 506, 722, 874, 1463, 1771, 2527, 2926, 3059, 3542, 3971, 4807, 5054, 6118, 7942, 8303, 9614, 16606, 27797, 33649, 55594, 58121, 67298, 91333, 116242, 182666, 639331, 1278662]

約数ペア:

[(1, 1278662), (2, 639331), (7, 182666), (11, 116242), (14, 91333), (19, 67298), (22, 58121), (23, 55594), (38, 33649), (46, 27797), (77, 16606), (133, 9614), (154, 8303), (161, 7942), (209, 6118), (253, 5054), (266, 4807), (322, 3971), (361, 3542), (418, 3059), (437, 2926), (506, 2527), (722, 1771), (874, 1463)]