28711779

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:730

約数の個数: 16

約数和(自身を含む): 38891520

約数和(自身を除く): 10179741

約数列:

[1, 3, 127, 179, 381, 421, 537, 1263, 22733, 53467, 68199, 75359, 160401, 226077, 9570593, 28711779]

約数ペア:

[(1, 28711779), (3, 9570593), (127, 226077), (179, 160401), (381, 75359), (421, 68199), (537, 53467), (1263, 22733)]