208026975

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{213361}}^1$

素因数の和:213387

約数の個数: 24

約数和(自身を含む): 370396432

約数和(自身を除く): 162369457

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 213361, 640083, 1066805, 2773693, 3200415, 5334025, 8321079, 13868465, 16002075, 41605395, 69342325, 208026975]

約数ペア:

[(1, 208026975), (3, 69342325), (5, 41605395), (13, 16002075), (15, 13868465), (25, 8321079), (39, 5334025), (65, 3200415), (75, 2773693), (195, 1066805), (325, 640083), (975, 213361)]