289299745

素因数分解:

$5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{63097}}^1$

素因数の和:63240

約数の個数: 16

約数和(自身を含む): 399788928

約数和(自身を除く): 110489183

約数列:

[1, 5, 7, 35, 131, 655, 917, 4585, 63097, 315485, 441679, 2208395, 8265707, 41328535, 57859949, 289299745]

約数ペア:

[(1, 289299745), (5, 57859949), (7, 41328535), (35, 8265707), (131, 2208395), (655, 441679), (917, 315485), (4585, 63097)]