25511318

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{283}}^1$

素因数の和:476

約数の個数: 32

約数和(自身を含む): 45149184

約数和(自身を除く): 19637866

約数列:

[1, 2, 7, 14, 47, 94, 137, 274, 283, 329, 566, 658, 959, 1918, 1981, 3962, 6439, 12878, 13301, 26602, 38771, 45073, 77542, 90146, 93107, 186214, 271397, 542794, 1822237, 3644474, 12755659, 25511318]

約数ペア:

[(1, 25511318), (2, 12755659), (7, 3644474), (14, 1822237), (47, 542794), (94, 271397), (137, 186214), (274, 93107), (283, 90146), (329, 77542), (566, 45073), (658, 38771), (959, 26602), (1918, 13301), (1981, 12878), (3962, 6439)]