28784366

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{65123}}^1$

素因数の和:65155

約数の個数: 16

約数和(自身を含む): 49233744

約数和(自身を除く): 20449378

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 65123, 130246, 846599, 1107091, 1693198, 2214182, 14392183, 28784366]

約数ペア:

[(1, 28784366), (2, 14392183), (13, 2214182), (17, 1693198), (26, 1107091), (34, 846599), (221, 130246), (442, 65123)]