28234737

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{9421}}^1$

素因数の和:9470

約数の個数: 20

約数和(自身を含む): 43322356

約数和(自身を除く): 15087619

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 999, 2997, 9421, 28263, 84789, 254367, 348577, 763101, 1045731, 3137193, 9411579, 28234737]

約数ペア:

[(1, 28234737), (3, 9411579), (9, 3137193), (27, 1045731), (37, 763101), (81, 348577), (111, 254367), (333, 84789), (999, 28263), (2997, 9421)]