28697071

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{1459}}^1$

素因数の和:1578

約数の個数: 16

約数和(自身を含む): 33112800

約数和(自身を除く): 4415729

約数列:

[1, 13, 17, 89, 221, 1157, 1459, 1513, 18967, 19669, 24803, 129851, 322439, 1688063, 2207467, 28697071]

約数ペア:

[(1, 28697071), (13, 2207467), (17, 1688063), (89, 322439), (221, 129851), (1157, 24803), (1459, 19669), (1513, 18967)]