43538990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1\times {\mathrm{997}}^1$

素因数の和:1412

約数の個数: 32

約数和(自身を含む): 85796064

約数和(自身を除く): 42257074

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 397, 794, 997, 1985, 1994, 3970, 4367, 4985, 8734, 9970, 10967, 21835, 21934, 43670, 54835, 109670, 395809, 791618, 1979045, 3958090, 4353899, 8707798, 21769495, 43538990]

約数ペア:

[(1, 43538990), (2, 21769495), (5, 8707798), (10, 4353899), (11, 3958090), (22, 1979045), (55, 791618), (110, 395809), (397, 109670), (794, 54835), (997, 43670), (1985, 21934), (1994, 21835), (3970, 10967), (4367, 9970), (4985, 8734)]