1297912

素因数分解:

$2^3\times 7^3\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:81

約数の個数: 64

約数和(自身を含む): 3168000

約数和(自身を除く): 1870088

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 43, 44, 49, 56, 77, 86, 88, 98, 154, 172, 196, 301, 308, 343, 344, 392, 473, 539, 602, 616, 686, 946, 1078, 1204, 1372, 1892, 2107, 2156, 2408, 2744, 3311, 3773, 3784, 4214, 4312, 6622, 7546, 8428, 13244, 14749, 15092, 16856, 23177, 26488, 29498, 30184, 46354, 58996, 92708, 117992, 162239, 185416, 324478, 648956, 1297912]

約数ペア:

[(1, 1297912), (2, 648956), (4, 324478), (7, 185416), (8, 162239), (11, 117992), (14, 92708), (22, 58996), (28, 46354), (43, 30184), (44, 29498), (49, 26488), (56, 23177), (77, 16856), (86, 15092), (88, 14749), (98, 13244), (154, 8428), (172, 7546), (196, 6622), (301, 4312), (308, 4214), (343, 3784), (344, 3773), (392, 3311), (473, 2744), (539, 2408), (602, 2156), (616, 2107), (686, 1892), (946, 1372), (1078, 1204)]