68540318

素因数分解:

$2^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1$

素因数の和:358

約数の個数: 64

約数和(自身を含む): 135475200

約数和(自身を除く): 66934882

約数列:

[1, 2, 7, 11, 14, 22, 31, 49, 62, 77, 98, 154, 217, 293, 341, 343, 434, 539, 586, 682, 686, 1078, 1519, 2051, 2387, 3038, 3223, 3773, 4102, 4774, 6446, 7546, 9083, 10633, 14357, 16709, 18166, 21266, 22561, 28714, 33418, 45122, 63581, 99913, 100499, 116963, 127162, 157927, 199826, 200998, 233926, 315854, 445067, 699391, 890134, 1105489, 1398782, 2210978, 3115469, 4895737, 6230938, 9791474, 34270159, 68540318]

約数ペア:

[(1, 68540318), (2, 34270159), (7, 9791474), (11, 6230938), (14, 4895737), (22, 3115469), (31, 2210978), (49, 1398782), (62, 1105489), (77, 890134), (98, 699391), (154, 445067), (217, 315854), (293, 233926), (341, 200998), (343, 199826), (434, 157927), (539, 127162), (586, 116963), (682, 100499), (686, 99913), (1078, 63581), (1519, 45122), (2051, 33418), (2387, 28714), (3038, 22561), (3223, 21266), (3773, 18166), (4102, 16709), (4774, 14357), (6446, 10633), (7546, 9083)]