13303745

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{4177}}^1$

素因数の和:4209

約数の個数: 24

約数和(自身を含む): 20004264

約数和(自身を除く): 6700519

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 4177, 20885, 29239, 54301, 146195, 204673, 271505, 380107, 1023365, 1900535, 2660749, 13303745]

約数ペア:

[(1, 13303745), (5, 2660749), (7, 1900535), (13, 1023365), (35, 380107), (49, 271505), (65, 204673), (91, 146195), (245, 54301), (455, 29239), (637, 20885), (3185, 4177)]