678784842

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{457}}^1$

素因数の和:628

約数の個数: 96

約数和(自身を含む): 1603293120

約数和(自身を除く): 924508278

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 101, 114, 129, 171, 202, 258, 303, 342, 387, 457, 606, 774, 817, 909, 914, 1371, 1634, 1818, 1919, 2451, 2742, 3838, 4113, 4343, 4902, 5757, 7353, 8226, 8683, 8686, 11514, 13029, 14706, 17271, 17366, 19651, 26049, 26058, 34542, 39087, 39302, 46157, 52098, 58953, 78147, 78174, 82517, 92314, 117906, 138471, 156294, 165034, 176859, 247551, 276942, 353718, 373369, 415413, 495102, 742653, 746738, 830826, 876983, 1120107, 1485306, 1753966, 1984751, 2240214, 2630949, 3360321, 3969502, 5261898, 5954253, 6720642, 7892847, 11908506, 15785694, 17862759, 35725518, 37710269, 75420538, 113130807, 226261614, 339392421, 678784842]

約数ペア:

[(1, 678784842), (2, 339392421), (3, 226261614), (6, 113130807), (9, 75420538), (18, 37710269), (19, 35725518), (38, 17862759), (43, 15785694), (57, 11908506), (86, 7892847), (101, 6720642), (114, 5954253), (129, 5261898), (171, 3969502), (202, 3360321), (258, 2630949), (303, 2240214), (342, 1984751), (387, 1753966), (457, 1485306), (606, 1120107), (774, 876983), (817, 830826), (909, 746738), (914, 742653), (1371, 495102), (1634, 415413), (1818, 373369), (1919, 353718), (2451, 276942), (2742, 247551), (3838, 176859), (4113, 165034), (4343, 156294), (4902, 138471), (5757, 117906), (7353, 92314), (8226, 82517), (8683, 78174), (8686, 78147), (11514, 58953), (13029, 52098), (14706, 46157), (17271, 39302), (17366, 39087), (19651, 34542), (26049, 26058)]