277061477

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 387072000

約数和(自身を除く): 110010523

約数列:

[1, 7, 11, 19, 31, 41, 77, 133, 149, 209, 217, 287, 341, 451, 589, 779, 1043, 1271, 1463, 1639, 2387, 2831, 3157, 4123, 4619, 5453, 6109, 6479, 8569, 8897, 11473, 13981, 19817, 24149, 31141, 32333, 42763, 45353, 50809, 59983, 67199, 87761, 97867, 116071, 169043, 189379, 217987, 265639, 355663, 470393, 614327, 812497, 965371, 1276781, 1325653, 1859473, 2083169, 3598201, 6757597, 8937467, 14582183, 25187407, 39580211, 277061477]

約数ペア:

[(1, 277061477), (7, 39580211), (11, 25187407), (19, 14582183), (31, 8937467), (41, 6757597), (77, 3598201), (133, 2083169), (149, 1859473), (209, 1325653), (217, 1276781), (287, 965371), (341, 812497), (451, 614327), (589, 470393), (779, 355663), (1043, 265639), (1271, 217987), (1463, 189379), (1639, 169043), (2387, 116071), (2831, 97867), (3157, 87761), (4123, 67199), (4619, 59983), (5453, 50809), (6109, 45353), (6479, 42763), (8569, 32333), (8897, 31141), (11473, 24149), (13981, 19817)]