81301305

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{115321}}^1$

素因数の和:115376

約数の個数: 16

約数和(自身を含む): 132850944

約数和(自身を除く): 51549639

約数列:

[1, 3, 5, 15, 47, 141, 235, 705, 115321, 345963, 576605, 1729815, 5420087, 16260261, 27100435, 81301305]

約数ペア:

[(1, 81301305), (3, 27100435), (5, 16260261), (15, 5420087), (47, 1729815), (141, 576605), (235, 345963), (705, 115321)]