28784776

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{2143}}^1$

素因数の和:2245

約数の個数: 32

約数和(自身を含む): 57116160

約数和(自身を除く): 28331384

約数列:

[1, 2, 4, 8, 23, 46, 73, 92, 146, 184, 292, 584, 1679, 2143, 3358, 4286, 6716, 8572, 13432, 17144, 49289, 98578, 156439, 197156, 312878, 394312, 625756, 1251512, 3598097, 7196194, 14392388, 28784776]

約数ペア:

[(1, 28784776), (2, 14392388), (4, 7196194), (8, 3598097), (23, 1251512), (46, 625756), (73, 394312), (92, 312878), (146, 197156), (184, 156439), (292, 98578), (584, 49289), (1679, 17144), (2143, 13432), (3358, 8572), (4286, 6716)]