12739825

素因数分解:

$5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1693}}^1$

素因数の和:1753

約数の個数: 24

約数和(自身を含む): 18484928

約数和(自身を除く): 5745103

約数列:

[1, 5, 7, 25, 35, 43, 175, 215, 301, 1075, 1505, 1693, 7525, 8465, 11851, 42325, 59255, 72799, 296275, 363995, 509593, 1819975, 2547965, 12739825]

約数ペア:

[(1, 12739825), (5, 2547965), (7, 1819975), (25, 509593), (35, 363995), (43, 296275), (175, 72799), (215, 59255), (301, 42325), (1075, 11851), (1505, 8465), (1693, 7525)]