177217209

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{20749}}^1$

素因数の和:20841

約数の個数: 24

約数和(自身を含む): 279461000

約数和(自身を除く): 102243791

約数列:

[1, 3, 9, 13, 39, 73, 117, 219, 657, 949, 2847, 8541, 20749, 62247, 186741, 269737, 809211, 1514677, 2427633, 4544031, 13632093, 19690801, 59072403, 177217209]

約数ペア:

[(1, 177217209), (3, 59072403), (9, 19690801), (13, 13632093), (39, 4544031), (73, 2427633), (117, 1514677), (219, 809211), (657, 269737), (949, 186741), (2847, 62247), (8541, 20749)]