2564604826

素因数分解:

$2^1\times 7^3\times {\mathrm{1697}}^1\times {\mathrm{2203}}^1$

素因数の和:3923

約数の個数: 32

約数和(自身を含む): 4490870400

約数和(自身を除く): 1926265574

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 1697, 2203, 3394, 4406, 11879, 15421, 23758, 30842, 83153, 107947, 166306, 215894, 582071, 755629, 1164142, 1511258, 3738491, 7476982, 26169437, 52338874, 183186059, 366372118, 1282302413, 2564604826]

約数ペア:

[(1, 2564604826), (2, 1282302413), (7, 366372118), (14, 183186059), (49, 52338874), (98, 26169437), (343, 7476982), (686, 3738491), (1697, 1511258), (2203, 1164142), (3394, 755629), (4406, 582071), (11879, 215894), (15421, 166306), (23758, 107947), (30842, 83153)]