1289596528

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^2\times {\mathrm{107}}^1$

素因数の和:251

約数の個数: 120

約数和(自身を含む): 2901671424

約数和(自身を除く): 1612074896

約数列:

[1, 2, 4, 8, 11, 16, 22, 31, 44, 47, 62, 88, 94, 107, 124, 176, 188, 214, 248, 341, 376, 428, 496, 517, 682, 752, 856, 1034, 1177, 1364, 1457, 1712, 2068, 2209, 2354, 2728, 2914, 3317, 4136, 4418, 4708, 5029, 5456, 5828, 6634, 8272, 8836, 9416, 10058, 11656, 13268, 16027, 17672, 18832, 20116, 23312, 24299, 26536, 32054, 35344, 36487, 40232, 48598, 53072, 55319, 64108, 68479, 72974, 80464, 97196, 110638, 128216, 136958, 145948, 155899, 194392, 221276, 236363, 256432, 273916, 291896, 311798, 388784, 442552, 472726, 547832, 583792, 623596, 753269, 885104, 945452, 1095664, 1247192, 1506538, 1714889, 1890904, 2494384, 2599993, 3013076, 3429778, 3781808, 5199986, 6026152, 6859556, 7327253, 10399972, 12052304, 13719112, 14654506, 20799944, 27438224, 29309012, 41599888, 58618024, 80599783, 117236048, 161199566, 322399132, 644798264, 1289596528]

約数ペア:

[(1, 1289596528), (2, 644798264), (4, 322399132), (8, 161199566), (11, 117236048), (16, 80599783), (22, 58618024), (31, 41599888), (44, 29309012), (47, 27438224), (62, 20799944), (88, 14654506), (94, 13719112), (107, 12052304), (124, 10399972), (176, 7327253), (188, 6859556), (214, 6026152), (248, 5199986), (341, 3781808), (376, 3429778), (428, 3013076), (496, 2599993), (517, 2494384), (682, 1890904), (752, 1714889), (856, 1506538), (1034, 1247192), (1177, 1095664), (1364, 945452), (1457, 885104), (1712, 753269), (2068, 623596), (2209, 583792), (2354, 547832), (2728, 472726), (2914, 442552), (3317, 388784), (4136, 311798), (4418, 291896), (4708, 273916), (5029, 256432), (5456, 236363), (5828, 221276), (6634, 194392), (8272, 155899), (8836, 145948), (9416, 136958), (10058, 128216), (11656, 110638), (13268, 97196), (16027, 80464), (17672, 72974), (18832, 68479), (20116, 64108), (23312, 55319), (24299, 53072), (26536, 48598), (32054, 40232), (35344, 36487)]