813203495

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{4561}}^1$

素因数の和:4803

約数の個数: 24

約数和(自身を含む): 1061924112

約数和(自身を除く): 248720617

約数列:

[1, 5, 13, 65, 169, 211, 845, 1055, 2743, 4561, 13715, 22805, 35659, 59293, 178295, 296465, 770809, 962371, 3854045, 4811855, 12510823, 62554115, 162640699, 813203495]

約数ペア:

[(1, 813203495), (5, 162640699), (13, 62554115), (65, 12510823), (169, 4811855), (211, 3854045), (845, 962371), (1055, 770809), (2743, 296465), (4561, 178295), (13715, 59293), (22805, 35659)]