16172343

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:220

約数の個数: 48

約数和(自身を含む): 27181440

約数和(自身を除く): 11009097

約数列:

[1, 3, 9, 11, 29, 33, 43, 87, 99, 129, 131, 261, 319, 387, 393, 473, 957, 1179, 1247, 1419, 1441, 2871, 3741, 3799, 4257, 4323, 5633, 11223, 11397, 12969, 13717, 16899, 34191, 41151, 41789, 50697, 61963, 123453, 125367, 163357, 185889, 376101, 490071, 557667, 1470213, 1796927, 5390781, 16172343]

約数ペア:

[(1, 16172343), (3, 5390781), (9, 1796927), (11, 1470213), (29, 557667), (33, 490071), (43, 376101), (87, 185889), (99, 163357), (129, 125367), (131, 123453), (261, 61963), (319, 50697), (387, 41789), (393, 41151), (473, 34191), (957, 16899), (1179, 13717), (1247, 12969), (1419, 11397), (1441, 11223), (2871, 5633), (3741, 4323), (3799, 4257)]