28905273

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{449}}^1$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 43804800

約数和(自身を除く): 14899527

約数列:

[1, 3, 9, 23, 69, 207, 311, 449, 933, 1347, 2799, 4041, 7153, 10327, 21459, 30981, 64377, 92943, 139639, 418917, 1256751, 3211697, 9635091, 28905273]

約数ペア:

[(1, 28905273), (3, 9635091), (9, 3211697), (23, 1256751), (69, 418917), (207, 139639), (311, 92943), (449, 64377), (933, 30981), (1347, 21459), (2799, 10327), (4041, 7153)]