12916925

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2381}}^1$

素因数の和:2429

約数の個数: 24

約数和(自身を含む): 18903552

約数和(自身を除く): 5986627

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 2381, 5425, 11905, 16667, 59525, 73811, 83335, 369055, 416675, 516677, 1845275, 2583385, 12916925]

約数ペア:

[(1, 12916925), (5, 2583385), (7, 1845275), (25, 516677), (31, 416675), (35, 369055), (155, 83335), (175, 73811), (217, 59525), (775, 16667), (1085, 11905), (2381, 5425)]