28493091

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{449}}^1\times {\mathrm{641}}^1$

素因数の和:1107

約数の個数: 24

約数和(自身を含む): 45068400

約数和(自身を除く): 16575309

約数列:

[1, 3, 9, 11, 33, 99, 449, 641, 1347, 1923, 4041, 4939, 5769, 7051, 14817, 21153, 44451, 63459, 287809, 863427, 2590281, 3165899, 9497697, 28493091]

約数ペア:

[(1, 28493091), (3, 9497697), (9, 3165899), (11, 2590281), (33, 863427), (99, 287809), (449, 63459), (641, 44451), (1347, 21153), (1923, 14817), (4041, 7051), (4939, 5769)]