1987216

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1613}}^1$

素因数の和:1639

約数の個数: 40

約数和(自身を含む): 4803264

約数和(自身を除く): 2816048

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 1613, 3226, 6452, 11291, 12904, 17743, 22582, 25808, 35486, 45164, 70972, 90328, 124201, 141944, 180656, 248402, 283888, 496804, 993608, 1987216]

約数ペア:

[(1, 1987216), (2, 993608), (4, 496804), (7, 283888), (8, 248402), (11, 180656), (14, 141944), (16, 124201), (22, 90328), (28, 70972), (44, 45164), (56, 35486), (77, 25808), (88, 22582), (112, 17743), (154, 12904), (176, 11291), (308, 6452), (616, 3226), (1232, 1613)]