26312216

素因数分解:

$2^3\times 7^3\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:293

約数の個数: 64

約数和(自身を含む): 59136000

約数和(自身を除く): 32823784

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 49, 56, 86, 98, 172, 196, 223, 301, 343, 344, 392, 446, 602, 686, 892, 1204, 1372, 1561, 1784, 2107, 2408, 2744, 3122, 4214, 6244, 8428, 9589, 10927, 12488, 14749, 16856, 19178, 21854, 29498, 38356, 43708, 58996, 67123, 76489, 76712, 87416, 117992, 134246, 152978, 268492, 305956, 469861, 536984, 611912, 939722, 1879444, 3289027, 3758888, 6578054, 13156108, 26312216]

約数ペア:

[(1, 26312216), (2, 13156108), (4, 6578054), (7, 3758888), (8, 3289027), (14, 1879444), (28, 939722), (43, 611912), (49, 536984), (56, 469861), (86, 305956), (98, 268492), (172, 152978), (196, 134246), (223, 117992), (301, 87416), (343, 76712), (344, 76489), (392, 67123), (446, 58996), (602, 43708), (686, 38356), (892, 29498), (1204, 21854), (1372, 19178), (1561, 16856), (1784, 14749), (2107, 12488), (2408, 10927), (2744, 9589), (3122, 8428), (4214, 6244)]