13943125

素因数分解:

$5^4\times 7^1\times {\mathrm{3187}}^1$

素因数の和:3214

約数の個数: 20

約数和(自身を含む): 19918624

約数和(自身を除く): 5975499

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 3187, 4375, 15935, 22309, 79675, 111545, 398375, 557725, 1991875, 2788625, 13943125]

約数ペア:

[(1, 13943125), (5, 2788625), (7, 1991875), (25, 557725), (35, 398375), (125, 111545), (175, 79675), (625, 22309), (875, 15935), (3187, 4375)]