25494964

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{8161}}^1$

素因数の和:8247

約数の個数: 24

約数和(自身を含む): 49363776

約数和(自身を除く): 23868812

約数列:

[1, 2, 4, 11, 22, 44, 71, 142, 284, 781, 1562, 3124, 8161, 16322, 32644, 89771, 179542, 359084, 579431, 1158862, 2317724, 6373741, 12747482, 25494964]

約数ペア:

[(1, 25494964), (2, 12747482), (4, 6373741), (11, 2317724), (22, 1158862), (44, 579431), (71, 359084), (142, 179542), (284, 89771), (781, 32644), (1562, 16322), (3124, 8161)]