28817187

素因数分解:

$3^1\times 7^1\times {\mathrm{673}}^1\times {\mathrm{2039}}^1$

素因数の和:2722

約数の個数: 16

約数和(自身を含む): 43998720

約数和(自身を除く): 15181533

約数列:

[1, 3, 7, 21, 673, 2019, 2039, 4711, 6117, 14133, 14273, 42819, 1372247, 4116741, 9605729, 28817187]

約数ペア:

[(1, 28817187), (3, 9605729), (7, 4116741), (21, 1372247), (673, 42819), (2019, 14273), (2039, 14133), (4711, 6117)]