28218417

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{569}}^1$

素因数の和:904

約数の個数: 16

約数和(自身を含む): 38449920

約数和(自身を除く): 10231503

約数列:

[1, 3, 61, 183, 271, 569, 813, 1707, 16531, 34709, 49593, 104127, 154199, 462597, 9406139, 28218417]

約数ペア:

[(1, 28218417), (3, 9406139), (61, 462597), (183, 154199), (271, 104127), (569, 49593), (813, 34709), (1707, 16531)]