19321275

素因数分解:

$3^1\times 5^2\times {\mathrm{73}}^1\times {\mathrm{3529}}^1$

素因数の和:3615

約数の個数: 24

約数和(自身を含む): 32391280

約数和(自身を除く): 13070005

約数列:

[1, 3, 5, 15, 25, 73, 75, 219, 365, 1095, 1825, 3529, 5475, 10587, 17645, 52935, 88225, 257617, 264675, 772851, 1288085, 3864255, 6440425, 19321275]

約数ペア:

[(1, 19321275), (3, 6440425), (5, 3864255), (15, 1288085), (25, 772851), (73, 264675), (75, 257617), (219, 88225), (365, 52935), (1095, 17645), (1825, 10587), (3529, 5475)]