2605203

素因数分解:

$3^5\times {\mathrm{71}}^1\times {\mathrm{151}}^1$

素因数の和:237

約数の個数: 24

約数和(自身を含む): 3983616

約数和(自身を除く): 1378413

約数列:

[1, 3, 9, 27, 71, 81, 151, 213, 243, 453, 639, 1359, 1917, 4077, 5751, 10721, 12231, 17253, 32163, 36693, 96489, 289467, 868401, 2605203]

約数ペア:

[(1, 2605203), (3, 868401), (9, 289467), (27, 96489), (71, 36693), (81, 32163), (151, 17253), (213, 12231), (243, 10721), (453, 5751), (639, 4077), (1359, 1917)]