51090228

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{6991}}^1$

素因数の和:7037

約数の個数: 72

約数和(自身を含む): 152705280

約数和(自身を除く): 101615052

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 3654, 6991, 7308, 13982, 20973, 27964, 41946, 48937, 62919, 83892, 97874, 125838, 146811, 195748, 202739, 251676, 293622, 405478, 440433, 587244, 608217, 810956, 880866, 1216434, 1419173, 1761732, 1824651, 2432868, 2838346, 3649302, 4257519, 5676692, 7298604, 8515038, 12772557, 17030076, 25545114, 51090228]

約数ペア:

[(1, 51090228), (2, 25545114), (3, 17030076), (4, 12772557), (6, 8515038), (7, 7298604), (9, 5676692), (12, 4257519), (14, 3649302), (18, 2838346), (21, 2432868), (28, 1824651), (29, 1761732), (36, 1419173), (42, 1216434), (58, 880866), (63, 810956), (84, 608217), (87, 587244), (116, 440433), (126, 405478), (174, 293622), (203, 251676), (252, 202739), (261, 195748), (348, 146811), (406, 125838), (522, 97874), (609, 83892), (812, 62919), (1044, 48937), (1218, 41946), (1827, 27964), (2436, 20973), (3654, 13982), (6991, 7308)]