28283199

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{22079}}^1$

素因数の和:22150

約数の個数: 16

約数和(自身を含む): 43806720

約数和(自身を除く): 15523521

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 22079, 66237, 154553, 463659, 1346819, 4040457, 9427733, 28283199]

約数ペア:

[(1, 28283199), (3, 9427733), (7, 4040457), (21, 1346819), (61, 463659), (183, 154553), (427, 66237), (1281, 22079)]