28728249

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1249}}^1$

素因数の和:1321

約数の個数: 32

約数和(自身を含む): 45360000

約数和(自身を除く): 16631751

約数列:

[1, 3, 11, 17, 33, 41, 51, 123, 187, 451, 561, 697, 1249, 1353, 2091, 3747, 7667, 13739, 21233, 23001, 41217, 51209, 63699, 153627, 233563, 563299, 700689, 870553, 1689897, 2611659, 9576083, 28728249]

約数ペア:

[(1, 28728249), (3, 9576083), (11, 2611659), (17, 1689897), (33, 870553), (41, 700689), (51, 563299), (123, 233563), (187, 153627), (451, 63699), (561, 51209), (697, 41217), (1249, 23001), (1353, 21233), (2091, 13739), (3747, 7667)]