28605051

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{409}}^2$

素因数の和:843

約数の個数: 18

約数和(自身を含む): 43599660

約数和(自身を除く): 14994609

約数列:

[1, 3, 9, 19, 57, 171, 409, 1227, 3681, 7771, 23313, 69939, 167281, 501843, 1505529, 3178339, 9535017, 28605051]

約数ペア:

[(1, 28605051), (3, 9535017), (9, 3178339), (19, 1505529), (57, 501843), (171, 167281), (409, 69939), (1227, 23313), (3681, 7771)]