28791165

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{147647}}^1$

素因数の和:147668

約数の個数: 16

約数和(自身を含む): 49609728

約数和(自身を除く): 20818563

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 147647, 442941, 738235, 1919411, 2214705, 5758233, 9597055, 28791165]

約数ペア:

[(1, 28791165), (3, 9597055), (5, 5758233), (13, 2214705), (15, 1919411), (39, 738235), (65, 442941), (195, 147647)]