27791955

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{6367}}^1$

素因数の和:6475

約数の個数: 24

約数和(自身を含む): 48676992

約数和(自身を除く): 20885037

約数列:

[1, 3, 5, 9, 15, 45, 97, 291, 485, 873, 1455, 4365, 6367, 19101, 31835, 57303, 95505, 286515, 617599, 1852797, 3087995, 5558391, 9263985, 27791955]

約数ペア:

[(1, 27791955), (3, 9263985), (5, 5558391), (9, 3087995), (15, 1852797), (45, 617599), (97, 286515), (291, 95505), (485, 57303), (873, 31835), (1455, 19101), (4365, 6367)]