25905699

素因数分解:

$3^2\times {\mathrm{71}}^2\times {\mathrm{571}}^1$

素因数の和:719

約数の個数: 18

約数和(自身を含む): 38020268

約数和(自身を除く): 12114569

約数列:

[1, 3, 9, 71, 213, 571, 639, 1713, 5041, 5139, 15123, 40541, 45369, 121623, 364869, 2878411, 8635233, 25905699]

約数ペア:

[(1, 25905699), (3, 8635233), (9, 2878411), (71, 364869), (213, 121623), (571, 45369), (639, 40541), (1713, 15123), (5041, 5139)]