27783819

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^2\times {\mathrm{157}}^1$

素因数の和:276

約数の個数: 36

約数和(自身を含む): 47044816

約数和(自身を除く): 19260997

約数列:

[1, 3, 7, 9, 21, 53, 63, 157, 159, 371, 471, 477, 1099, 1113, 1413, 2809, 3297, 3339, 8321, 8427, 9891, 19663, 24963, 25281, 58247, 58989, 74889, 174741, 176967, 441013, 524223, 1323039, 3087091, 3969117, 9261273, 27783819]

約数ペア:

[(1, 27783819), (3, 9261273), (7, 3969117), (9, 3087091), (21, 1323039), (53, 524223), (63, 441013), (157, 176967), (159, 174741), (371, 74889), (471, 58989), (477, 58247), (1099, 25281), (1113, 24963), (1413, 19663), (2809, 9891), (3297, 8427), (3339, 8321)]