208877811

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{51613}}^1$

素因数の和:51706

約数の個数: 16

約数和(自身を含む): 297296640

約数和(自身を除く): 88418829

約数列:

[1, 3, 19, 57, 71, 213, 1349, 4047, 51613, 154839, 980647, 2941941, 3664523, 10993569, 69625937, 208877811]

約数ペア:

[(1, 208877811), (3, 69625937), (19, 10993569), (57, 3664523), (71, 2941941), (213, 980647), (1349, 154839), (4047, 51613)]