1389223108

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{709}}^1\times {\mathrm{769}}^1$

素因数の和:1509

約数の個数: 72

約数和(自身を含む): 3053866200

約数和(自身を除く): 1664643092

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 364, 637, 709, 769, 1274, 1418, 1538, 2548, 2836, 3076, 4963, 5383, 9217, 9926, 9997, 10766, 18434, 19852, 19994, 21532, 34741, 36868, 37681, 39988, 64519, 69482, 69979, 75362, 129038, 138964, 139958, 150724, 258076, 279916, 451633, 489853, 545221, 903266, 979706, 1090442, 1806532, 1959412, 2180884, 3816547, 7087873, 7633094, 14175746, 15266188, 26715829, 28351492, 49615111, 53431658, 99230222, 106863316, 198460444, 347305777, 694611554, 1389223108]

約数ペア:

[(1, 1389223108), (2, 694611554), (4, 347305777), (7, 198460444), (13, 106863316), (14, 99230222), (26, 53431658), (28, 49615111), (49, 28351492), (52, 26715829), (91, 15266188), (98, 14175746), (182, 7633094), (196, 7087873), (364, 3816547), (637, 2180884), (709, 1959412), (769, 1806532), (1274, 1090442), (1418, 979706), (1538, 903266), (2548, 545221), (2836, 489853), (3076, 451633), (4963, 279916), (5383, 258076), (9217, 150724), (9926, 139958), (9997, 138964), (10766, 129038), (18434, 75362), (19852, 69979), (19994, 69482), (21532, 64519), (34741, 39988), (36868, 37681)]