2630257

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:109

約数の個数: 24

約数和(自身を含む): 3431808

約数和(自身を除く): 801551

約数列:

[1, 7, 17, 23, 31, 119, 161, 217, 391, 527, 713, 961, 2737, 3689, 4991, 6727, 12121, 16337, 22103, 84847, 114359, 154721, 375751, 2630257]

約数ペア:

[(1, 2630257), (7, 375751), (17, 154721), (23, 114359), (31, 84847), (119, 22103), (161, 16337), (217, 12121), (391, 6727), (527, 4991), (713, 3689), (961, 2737)]