28756893

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{151}}^1\times {\mathrm{199}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 43776000

約数和(自身を除く): 15019107

約数列:

[1, 3, 11, 29, 33, 87, 151, 199, 319, 453, 597, 957, 1661, 2189, 4379, 4983, 5771, 6567, 13137, 17313, 30049, 48169, 63481, 90147, 144507, 190443, 330539, 871421, 991617, 2614263, 9585631, 28756893]

約数ペア:

[(1, 28756893), (3, 9585631), (11, 2614263), (29, 991617), (33, 871421), (87, 330539), (151, 190443), (199, 144507), (319, 90147), (453, 63481), (597, 48169), (957, 30049), (1661, 17313), (2189, 13137), (4379, 6567), (4983, 5771)]