27771770

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{16433}}^1$

素因数の和:16466

約数の個数: 24

約数和(自身を含む): 54133596

約数和(自身を除く): 26361826

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 16433, 32866, 82165, 164330, 213629, 427258, 1068145, 2136290, 2777177, 5554354, 13885885, 27771770]

約数ペア:

[(1, 27771770), (2, 13885885), (5, 5554354), (10, 2777177), (13, 2136290), (26, 1068145), (65, 427258), (130, 213629), (169, 164330), (338, 82165), (845, 32866), (1690, 16433)]