28457712

素因数分解:

$2^4\times 3^2\times {\mathrm{83}}^1\times {\mathrm{2381}}^1$

素因数の和:2478

約数の個数: 60

約数和(自身を含む): 80635464

約数和(自身を除く): 52177752

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 83, 144, 166, 249, 332, 498, 664, 747, 996, 1328, 1494, 1992, 2381, 2988, 3984, 4762, 5976, 7143, 9524, 11952, 14286, 19048, 21429, 28572, 38096, 42858, 57144, 85716, 114288, 171432, 197623, 342864, 395246, 592869, 790492, 1185738, 1580984, 1778607, 2371476, 3161968, 3557214, 4742952, 7114428, 9485904, 14228856, 28457712]

約数ペア:

[(1, 28457712), (2, 14228856), (3, 9485904), (4, 7114428), (6, 4742952), (8, 3557214), (9, 3161968), (12, 2371476), (16, 1778607), (18, 1580984), (24, 1185738), (36, 790492), (48, 592869), (72, 395246), (83, 342864), (144, 197623), (166, 171432), (249, 114288), (332, 85716), (498, 57144), (664, 42858), (747, 38096), (996, 28572), (1328, 21429), (1494, 19048), (1992, 14286), (2381, 11952), (2988, 9524), (3984, 7143), (4762, 5976)]