11721771

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{463}}^1$

素因数の和:595

約数の個数: 24

約数和(自身を含む): 17734080

約数和(自身を除く): 6012309

約数列:

[1, 3, 9, 29, 87, 97, 261, 291, 463, 873, 1389, 2813, 4167, 8439, 13427, 25317, 40281, 44911, 120843, 134733, 404199, 1302419, 3907257, 11721771]

約数ペア:

[(1, 11721771), (3, 3907257), (9, 1302419), (29, 404199), (87, 134733), (97, 120843), (261, 44911), (291, 40281), (463, 25317), (873, 13427), (1389, 8439), (2813, 4167)]