207612981

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{6163}}^1$

素因数の和:6385

約数の個数: 24

約数和(自身を含む): 317322720

約数和(自身を除く): 109709739

約数列:

[1, 3, 9, 19, 57, 171, 197, 591, 1773, 3743, 6163, 11229, 18489, 33687, 55467, 117097, 351291, 1053873, 1214111, 3642333, 10926999, 23068109, 69204327, 207612981]

約数ペア:

[(1, 207612981), (3, 69204327), (9, 23068109), (19, 10926999), (57, 3642333), (171, 1214111), (197, 1053873), (591, 351291), (1773, 117097), (3743, 55467), (6163, 33687), (11229, 18489)]