13437725

素因数分解:

$5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2477}}^1$

素因数の和:2525

約数の個数: 24

約数和(自身を含む): 19665408

約数和(自身を除く): 6227683

約数列:

[1, 5, 7, 25, 31, 35, 155, 175, 217, 775, 1085, 2477, 5425, 12385, 17339, 61925, 76787, 86695, 383935, 433475, 537509, 1919675, 2687545, 13437725]

約数ペア:

[(1, 13437725), (5, 2687545), (7, 1919675), (25, 537509), (31, 433475), (35, 383935), (155, 86695), (175, 76787), (217, 61925), (775, 17339), (1085, 12385), (2477, 5425)]