211981485

素因数分解:

$3^1\times 5^1\times {\mathrm{1489}}^1\times {\mathrm{9491}}^1$

素因数の和:10988

約数の個数: 16

約数和(自身を含む): 339433920

約数和(自身を除く): 127452435

約数列:

[1, 3, 5, 15, 1489, 4467, 7445, 9491, 22335, 28473, 47455, 142365, 14132099, 42396297, 70660495, 211981485]

約数ペア:

[(1, 211981485), (3, 70660495), (5, 42396297), (15, 14132099), (1489, 142365), (4467, 47455), (7445, 28473), (9491, 22335)]