2164925

素因数分解:

$5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{139}}^1$

素因数の和:245

約数の個数: 24

約数和(自身を含む): 3124800

約数和(自身を除く): 959875

約数列:

[1, 5, 7, 25, 35, 89, 139, 175, 445, 623, 695, 973, 2225, 3115, 3475, 4865, 12371, 15575, 24325, 61855, 86597, 309275, 432985, 2164925]

約数ペア:

[(1, 2164925), (5, 432985), (7, 309275), (25, 86597), (35, 61855), (89, 24325), (139, 15575), (175, 12371), (445, 4865), (623, 3475), (695, 3115), (973, 2225)]