1288402456

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{395701}}^1$

素因数の和:395755

約数の個数: 32

約数和(自身を含む): 2706601680

約数和(自身を除く): 1418199224

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 74, 88, 148, 296, 407, 814, 1628, 3256, 395701, 791402, 1582804, 3165608, 4352711, 8705422, 14640937, 17410844, 29281874, 34821688, 58563748, 117127496, 161050307, 322100614, 644201228, 1288402456]

約数ペア:

[(1, 1288402456), (2, 644201228), (4, 322100614), (8, 161050307), (11, 117127496), (22, 58563748), (37, 34821688), (44, 29281874), (74, 17410844), (88, 14640937), (148, 8705422), (296, 4352711), (407, 3165608), (814, 1582804), (1628, 791402), (3256, 395701)]