28766715

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{27011}}^1$

素因数の和:27090

約数の個数: 16

約数和(自身を含む): 46676736

約数和(自身を除く): 17910021

約数列:

[1, 3, 5, 15, 71, 213, 355, 1065, 27011, 81033, 135055, 405165, 1917781, 5753343, 9588905, 28766715]

約数ペア:

[(1, 28766715), (3, 9588905), (5, 5753343), (15, 1917781), (71, 405165), (213, 135055), (355, 81033), (1065, 27011)]