51017121

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{2957}}^1$

素因数の和:3043

約数の個数: 24

約数和(自身を含む): 77523264

約数和(自身を除く): 26506143

約数列:

[1, 3, 9, 27, 71, 81, 213, 243, 639, 1917, 2957, 5751, 8871, 17253, 26613, 79839, 209947, 239517, 629841, 718551, 1889523, 5668569, 17005707, 51017121]

約数ペア:

[(1, 51017121), (3, 17005707), (9, 5668569), (27, 1889523), (71, 718551), (81, 629841), (213, 239517), (243, 209947), (639, 79839), (1917, 26613), (2957, 17253), (5751, 8871)]