1393868

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{743}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 2833152

約数和(自身を除く): 1439284

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 743, 938, 1486, 1876, 2972, 5201, 10402, 20804, 49781, 99562, 199124, 348467, 696934, 1393868]

約数ペア:

[(1, 1393868), (2, 696934), (4, 348467), (7, 199124), (14, 99562), (28, 49781), (67, 20804), (134, 10402), (268, 5201), (469, 2972), (743, 1876), (938, 1486)]