203437455

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{1451}}^1$

素因数の和:2191

約数の個数: 32

約数和(自身を含む): 351267840

約数和(自身を除く): 147830385

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 719, 1451, 2157, 3595, 4353, 7255, 9347, 10785, 18863, 21765, 28041, 46735, 56589, 94315, 140205, 282945, 1043269, 3129807, 5216345, 13562497, 15649035, 40687491, 67812485, 203437455]

約数ペア:

[(1, 203437455), (3, 67812485), (5, 40687491), (13, 15649035), (15, 13562497), (39, 5216345), (65, 3129807), (195, 1043269), (719, 282945), (1451, 140205), (2157, 94315), (3595, 56589), (4353, 46735), (7255, 28041), (9347, 21765), (10785, 18863)]