3784581

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{389}}^1$

素因数の和:465

約数の個数: 24

約数和(自身を含む): 5840640

約数和(自身を除く): 2056059

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 389, 423, 1081, 1167, 3243, 3501, 8947, 9729, 18283, 26841, 54849, 80523, 164547, 420509, 1261527, 3784581]

約数ペア:

[(1, 3784581), (3, 1261527), (9, 420509), (23, 164547), (47, 80523), (69, 54849), (141, 26841), (207, 18283), (389, 9729), (423, 8947), (1081, 3501), (1167, 3243)]