12668865

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{76781}}^1$

素因数の和:76800

約数の個数: 16

約数和(自身を含む): 22113216

約数和(自身を除く): 9444351

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 76781, 230343, 383905, 844591, 1151715, 2533773, 4222955, 12668865]

約数ペア:

[(1, 12668865), (3, 4222955), (5, 2533773), (11, 1151715), (15, 844591), (33, 383905), (55, 230343), (165, 76781)]