28508690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{797}}^1$

素因数の和:891

約数の個数: 48

約数和(自身を含む): 60587352

約数和(自身を除く): 32078662

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 73, 98, 146, 245, 365, 490, 511, 730, 797, 1022, 1594, 2555, 3577, 3985, 5110, 5579, 7154, 7970, 11158, 17885, 27895, 35770, 39053, 55790, 58181, 78106, 116362, 195265, 290905, 390530, 407267, 581810, 814534, 2036335, 2850869, 4072670, 5701738, 14254345, 28508690]

約数ペア:

[(1, 28508690), (2, 14254345), (5, 5701738), (7, 4072670), (10, 2850869), (14, 2036335), (35, 814534), (49, 581810), (70, 407267), (73, 390530), (98, 290905), (146, 195265), (245, 116362), (365, 78106), (490, 58181), (511, 55790), (730, 39053), (797, 35770), (1022, 27895), (1594, 17885), (2555, 11158), (3577, 7970), (3985, 7154), (5110, 5579)]