87957219

素因数分解:

$3^1\times 7^1\times {\mathrm{191}}^1\times {\mathrm{21929}}^1$

素因数の和:22130

約数の個数: 16

約数和(自身を含む): 134737920

約数和(自身を除く): 46780701

約数列:

[1, 3, 7, 21, 191, 573, 1337, 4011, 21929, 65787, 153503, 460509, 4188439, 12565317, 29319073, 87957219]

約数ペア:

[(1, 87957219), (3, 29319073), (7, 12565317), (21, 4188439), (191, 460509), (573, 153503), (1337, 65787), (4011, 21929)]