87459981

素因数分解:

$3^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{38923}}^1$

素因数の和:39040

約数の個数: 16

約数和(自身を含む): 134521344

約数和(自身を除く): 47061363

約数列:

[1, 3, 7, 21, 107, 321, 749, 2247, 38923, 116769, 272461, 817383, 4164761, 12494283, 29153327, 87459981]

約数ペア:

[(1, 87459981), (3, 29153327), (7, 12494283), (21, 4164761), (107, 817383), (321, 272461), (749, 116769), (2247, 38923)]