47881981

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{607}}^1$

素因数の和:864

約数の個数: 16

約数和(自身を含む): 56033280

約数和(自身を除く): 8151299

約数列:

[1, 7, 59, 191, 413, 607, 1337, 4249, 11269, 35813, 78883, 115937, 250691, 811559, 6840283, 47881981]

約数ペア:

[(1, 47881981), (7, 6840283), (59, 811559), (191, 250691), (413, 115937), (607, 78883), (1337, 35813), (4249, 11269)]