12943525

素因数分解:

$5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1999}}^1$

素因数の和:2053

約数の個数: 24

約数和(自身を含む): 18848000

約数和(自身を除く): 5904475

約数列:

[1, 5, 7, 25, 35, 37, 175, 185, 259, 925, 1295, 1999, 6475, 9995, 13993, 49975, 69965, 73963, 349825, 369815, 517741, 1849075, 2588705, 12943525]

約数ペア:

[(1, 12943525), (5, 2588705), (7, 1849075), (25, 517741), (35, 369815), (37, 349825), (175, 73963), (185, 69965), (259, 49975), (925, 13993), (1295, 9995), (1999, 6475)]