28495755

素因数分解:

$3^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1109}}^1$

素因数の和:1691

約数の個数: 24

約数和(自身を含む): 49523760

約数和(自身を除く): 21028005

約数列:

[1, 3, 5, 9, 15, 45, 571, 1109, 1713, 2855, 3327, 5139, 5545, 8565, 9981, 16635, 25695, 49905, 633239, 1899717, 3166195, 5699151, 9498585, 28495755]

約数ペア:

[(1, 28495755), (3, 9498585), (5, 5699151), (9, 3166195), (15, 1899717), (45, 633239), (571, 49905), (1109, 25695), (1713, 16635), (2855, 9981), (3327, 8565), (5139, 5545)]