239810319

素因数分解:

$3^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{71821}}^1$

素因数の和:71887

約数の個数: 24

約数和(自身を含む): 403352352

約数和(自身を除く): 163542033

約数列:

[1, 3, 7, 9, 21, 53, 63, 159, 371, 477, 1113, 3339, 71821, 215463, 502747, 646389, 1508241, 3806513, 4524723, 11419539, 26645591, 34258617, 79936773, 239810319]

約数ペア:

[(1, 239810319), (3, 79936773), (7, 34258617), (9, 26645591), (21, 11419539), (53, 4524723), (63, 3806513), (159, 1508241), (371, 646389), (477, 502747), (1113, 215463), (3339, 71821)]