1091150

素因数分解:

$2^1\times 5^2\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:308

約数の個数: 24

約数和(自身を含む): 2057160

約数和(自身を除く): 966010

約数列:

[1, 2, 5, 10, 25, 50, 139, 157, 278, 314, 695, 785, 1390, 1570, 3475, 3925, 6950, 7850, 21823, 43646, 109115, 218230, 545575, 1091150]

約数ペア:

[(1, 1091150), (2, 545575), (5, 218230), (10, 109115), (25, 43646), (50, 21823), (139, 7850), (157, 6950), (278, 3925), (314, 3475), (695, 1570), (785, 1390)]