210303207

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{397}}^1\times {\mathrm{829}}^1$

素因数の和:1303

約数の個数: 24

約数和(自身を含む): 309198240

約数和(自身を除く): 98895033

約数列:

[1, 3, 9, 71, 213, 397, 639, 829, 1191, 2487, 3573, 7461, 28187, 58859, 84561, 176577, 253683, 329113, 529731, 987339, 2962017, 23367023, 70101069, 210303207]

約数ペア:

[(1, 210303207), (3, 70101069), (9, 23367023), (71, 2962017), (213, 987339), (397, 529731), (639, 329113), (829, 253683), (1191, 176577), (2487, 84561), (3573, 58859), (7461, 28187)]