26949923

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1$

素因数の和:172

約数の個数: 48

約数和(自身を含む): 38649600

約数和(自身を除く): 11699677

約数列:

[1, 7, 11, 13, 19, 77, 91, 109, 133, 143, 169, 209, 247, 763, 1001, 1183, 1199, 1417, 1463, 1729, 1859, 2071, 2717, 3211, 8393, 9919, 13013, 14497, 15587, 18421, 19019, 22477, 22781, 26923, 35321, 109109, 128947, 159467, 188461, 202631, 247247, 296153, 349999, 1418417, 2073071, 2449993, 3849989, 26949923]

約数ペア:

[(1, 26949923), (7, 3849989), (11, 2449993), (13, 2073071), (19, 1418417), (77, 349999), (91, 296153), (109, 247247), (133, 202631), (143, 188461), (169, 159467), (209, 128947), (247, 109109), (763, 35321), (1001, 26923), (1183, 22781), (1199, 22477), (1417, 19019), (1463, 18421), (1729, 15587), (1859, 14497), (2071, 13013), (2717, 9919), (3211, 8393)]