235425

素因数分解:

$3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 24

約数和(自身を含む): 403744

約数和(自身を除く): 168319

約数列:

[1, 3, 5, 15, 25, 43, 73, 75, 129, 215, 219, 365, 645, 1075, 1095, 1825, 3139, 3225, 5475, 9417, 15695, 47085, 78475, 235425]

約数ペア:

[(1, 235425), (3, 78475), (5, 47085), (15, 15695), (25, 9417), (43, 5475), (73, 3225), (75, 3139), (129, 1825), (215, 1095), (219, 1075), (365, 645)]