8987139

素因数分解:

$3^3\times 7^2\times {\mathrm{6793}}^1$

素因数の和:6816

約数の個数: 24

約数和(自身を含む): 15490320

約数和(自身を除く): 6503181

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 6793, 20379, 47551, 61137, 142653, 183411, 332857, 427959, 998571, 1283877, 2995713, 8987139]

約数ペア:

[(1, 8987139), (3, 2995713), (7, 1283877), (9, 998571), (21, 427959), (27, 332857), (49, 183411), (63, 142653), (147, 61137), (189, 47551), (441, 20379), (1323, 6793)]