164991827

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:484

約数の個数: 48

約数和(自身を含む): 230492160

約数和(自身を除く): 65500333

約数列:

[1, 7, 11, 13, 31, 77, 91, 143, 169, 217, 341, 403, 409, 1001, 1183, 1859, 2387, 2821, 2863, 4433, 4499, 5239, 5317, 12679, 13013, 31031, 31493, 36673, 37219, 57629, 58487, 69121, 88753, 139469, 164827, 403403, 409409, 483847, 760331, 976283, 1153789, 1813097, 2142751, 5322317, 12691679, 14999257, 23570261, 164991827]

約数ペア:

[(1, 164991827), (7, 23570261), (11, 14999257), (13, 12691679), (31, 5322317), (77, 2142751), (91, 1813097), (143, 1153789), (169, 976283), (217, 760331), (341, 483847), (403, 409409), (409, 403403), (1001, 164827), (1183, 139469), (1859, 88753), (2387, 69121), (2821, 58487), (2863, 57629), (4433, 37219), (4499, 36673), (5239, 31493), (5317, 31031), (12679, 13013)]