207839728

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{233}}^1\times {\mathrm{283}}^1$

素因数の和:721

約数の個数: 40

約数和(自身を含む): 407906928

約数和(自身を除く): 200067200

約数列:

[1, 2, 4, 8, 16, 197, 233, 283, 394, 466, 566, 788, 932, 1132, 1576, 1864, 2264, 3152, 3728, 4528, 45901, 55751, 65939, 91802, 111502, 131878, 183604, 223004, 263756, 367208, 446008, 527512, 734416, 892016, 1055024, 12989983, 25979966, 51959932, 103919864, 207839728]

約数ペア:

[(1, 207839728), (2, 103919864), (4, 51959932), (8, 25979966), (16, 12989983), (197, 1055024), (233, 892016), (283, 734416), (394, 527512), (466, 446008), (566, 367208), (788, 263756), (932, 223004), (1132, 183604), (1576, 131878), (1864, 111502), (2264, 91802), (3152, 65939), (3728, 55751), (4528, 45901)]