90157858

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{293}}^1\times {\mathrm{709}}^1$

素因数の和:1042

約数の個数: 32

約数和(自身を含む): 160312320

約数和(自身を除く): 70154462

約数列:

[1, 2, 7, 14, 31, 62, 217, 293, 434, 586, 709, 1418, 2051, 4102, 4963, 9083, 9926, 18166, 21979, 43958, 63581, 127162, 153853, 207737, 307706, 415474, 1454159, 2908318, 6439847, 12879694, 45078929, 90157858]

約数ペア:

[(1, 90157858), (2, 45078929), (7, 12879694), (14, 6439847), (31, 2908318), (62, 1454159), (217, 415474), (293, 307706), (434, 207737), (586, 153853), (709, 127162), (1418, 63581), (2051, 43958), (4102, 21979), (4963, 18166), (9083, 9926)]