11856789

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^2\times {\mathrm{67}}^1$

素因数の和:186

約数の個数: 36

約数和(自身を含む): 20247136

約数和(自身を除く): 8390347

約数列:

[1, 3, 7, 9, 21, 53, 63, 67, 159, 201, 371, 469, 477, 603, 1113, 1407, 2809, 3339, 3551, 4221, 8427, 10653, 19663, 24857, 25281, 31959, 58989, 74571, 176967, 188203, 223713, 564609, 1317421, 1693827, 3952263, 11856789]

約数ペア:

[(1, 11856789), (3, 3952263), (7, 1693827), (9, 1317421), (21, 564609), (53, 223713), (63, 188203), (67, 176967), (159, 74571), (201, 58989), (371, 31959), (469, 25281), (477, 24857), (603, 19663), (1113, 10653), (1407, 8427), (2809, 4221), (3339, 3551)]