172997132

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{6311}}^1$

素因数の和:6422

約数の個数: 48

約数和(自身を含む): 381749760

約数和(自身を除く): 208752628

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 89, 154, 178, 308, 356, 623, 979, 1246, 1958, 2492, 3916, 6311, 6853, 12622, 13706, 25244, 27412, 44177, 69421, 88354, 138842, 176708, 277684, 485947, 561679, 971894, 1123358, 1943788, 2246716, 3931753, 6178469, 7863506, 12356938, 15727012, 24713876, 43249283, 86498566, 172997132]

約数ペア:

[(1, 172997132), (2, 86498566), (4, 43249283), (7, 24713876), (11, 15727012), (14, 12356938), (22, 7863506), (28, 6178469), (44, 3931753), (77, 2246716), (89, 1943788), (154, 1123358), (178, 971894), (308, 561679), (356, 485947), (623, 277684), (979, 176708), (1246, 138842), (1958, 88354), (2492, 69421), (3916, 44177), (6311, 27412), (6853, 25244), (12622, 13706)]