66779946

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:328

約数の個数: 72

約数和(自身を含む): 156911040

約数和(自身を除く): 90131094

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 43, 57, 86, 114, 129, 171, 239, 258, 342, 361, 387, 478, 717, 722, 774, 817, 1083, 1434, 1634, 2151, 2166, 2451, 3249, 4302, 4541, 4902, 6498, 7353, 9082, 10277, 13623, 14706, 15523, 20554, 27246, 30831, 31046, 40869, 46569, 61662, 81738, 86279, 92493, 93138, 139707, 172558, 184986, 195263, 258837, 279414, 390526, 517674, 585789, 776511, 1171578, 1553022, 1757367, 3514734, 3709997, 7419994, 11129991, 22259982, 33389973, 66779946]

約数ペア:

[(1, 66779946), (2, 33389973), (3, 22259982), (6, 11129991), (9, 7419994), (18, 3709997), (19, 3514734), (38, 1757367), (43, 1553022), (57, 1171578), (86, 776511), (114, 585789), (129, 517674), (171, 390526), (239, 279414), (258, 258837), (342, 195263), (361, 184986), (387, 172558), (478, 139707), (717, 93138), (722, 92493), (774, 86279), (817, 81738), (1083, 61662), (1434, 46569), (1634, 40869), (2151, 31046), (2166, 30831), (2451, 27246), (3249, 20554), (4302, 15523), (4541, 14706), (4902, 13623), (6498, 10277), (7353, 9082)]