207930813

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{269}}^1$

素因数の和:553

約数の個数: 32

約数和(自身を含む): 298598400

約数和(自身を除く): 90667587

約数列:

[1, 3, 19, 57, 71, 191, 213, 269, 573, 807, 1349, 3629, 4047, 5111, 10887, 13561, 15333, 19099, 40683, 51379, 57297, 154137, 257659, 362881, 772977, 976201, 1088643, 2928603, 3647909, 10943727, 69310271, 207930813]

約数ペア:

[(1, 207930813), (3, 69310271), (19, 10943727), (57, 3647909), (71, 2928603), (191, 1088643), (213, 976201), (269, 772977), (573, 362881), (807, 257659), (1349, 154137), (3629, 57297), (4047, 51379), (5111, 40683), (10887, 19099), (13561, 15333)]