13391875

素因数分解:

$5^4\times 7^1\times {\mathrm{3061}}^1$

素因数の和:3088

約数の個数: 20

約数和(自身を含む): 19131376

約数和(自身を除く): 5739501

約数列:

[1, 5, 7, 25, 35, 125, 175, 625, 875, 3061, 4375, 15305, 21427, 76525, 107135, 382625, 535675, 1913125, 2678375, 13391875]

約数ペア:

[(1, 13391875), (5, 2678375), (7, 1913125), (25, 535675), (35, 382625), (125, 107135), (175, 76525), (625, 21427), (875, 15305), (3061, 4375)]