2506685

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1$

素因数の和:268

約数の個数: 16

約数和(自身を含む): 3136320

約数和(自身を除く): 629635

約数列:

[1, 5, 43, 89, 131, 215, 445, 655, 3827, 5633, 11659, 19135, 28165, 58295, 501337, 2506685]

約数ペア:

[(1, 2506685), (5, 501337), (43, 58295), (89, 28165), (131, 19135), (215, 11659), (445, 5633), (655, 3827)]