731640225

素因数分解:

$3^1\times 5^2\times {\mathrm{9755203}}^1$

素因数の和:9755216

約数の個数: 12

約数和(自身を含む): 1209645296

約数和(自身を除く): 478005071

約数列:

[1, 3, 5, 15, 25, 75, 9755203, 29265609, 48776015, 146328045, 243880075, 731640225]

約数ペア:

[(1, 731640225), (3, 243880075), (5, 146328045), (15, 48776015), (25, 29265609), (75, 9755203)]