211364417

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:198

約数の個数: 48

約数和(自身を含む): 268614144

約数和(自身を除く): 57249727

約数列:

[1, 11, 17, 19, 31, 101, 187, 209, 323, 341, 361, 527, 589, 1111, 1717, 1919, 3131, 3553, 3971, 5797, 6137, 6479, 10013, 11191, 18887, 21109, 32623, 34441, 36461, 53227, 59489, 67507, 110143, 123101, 190247, 358853, 401071, 585497, 619837, 654379, 1011313, 1130291, 2092717, 6818207, 11124443, 12433201, 19214947, 211364417]

約数ペア:

[(1, 211364417), (11, 19214947), (17, 12433201), (19, 11124443), (31, 6818207), (101, 2092717), (187, 1130291), (209, 1011313), (323, 654379), (341, 619837), (361, 585497), (527, 401071), (589, 358853), (1111, 190247), (1717, 123101), (1919, 110143), (3131, 67507), (3553, 59489), (3971, 53227), (5797, 36461), (6137, 34441), (6479, 32623), (10013, 21109), (11191, 18887)]