243236425

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{572321}}^1$

素因数の和:572348

約数の個数: 12

約数和(自身を含む): 319355676

約数和(自身を除く): 76119251

約数列:

[1, 5, 17, 25, 85, 425, 572321, 2861605, 9729457, 14308025, 48647285, 243236425]

約数ペア:

[(1, 243236425), (5, 48647285), (17, 14308025), (25, 9729457), (85, 2861605), (425, 572321)]