25720439

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1$

素因数の和:554

約数の個数: 16

約数和(自身を含む): 28312128

約数和(自身を除く): 2591689

約数列:

[1, 17, 37, 103, 397, 629, 1751, 3811, 6749, 14689, 40891, 64787, 249713, 695147, 1512967, 25720439]

約数ペア:

[(1, 25720439), (17, 1512967), (37, 695147), (103, 249713), (397, 64787), (629, 40891), (1751, 14689), (3811, 6749)]