28070631

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{1627}}^1$

素因数の和:1713

約数の個数: 24

約数和(自身を含む): 42666624

約数和(自身を除く): 14595993

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 639, 1627, 1917, 4881, 5751, 14643, 17253, 43929, 115517, 131787, 346551, 395361, 1039653, 3118959, 9356877, 28070631]

約数ペア:

[(1, 28070631), (3, 9356877), (9, 3118959), (27, 1039653), (71, 395361), (81, 346551), (213, 131787), (243, 115517), (639, 43929), (1627, 17253), (1917, 14643), (4881, 5751)]