28191033

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{2903}}^1$

素因数の和:3005

約数の個数: 24

約数和(自身を含む): 44396352

約数和(自身を除く): 16205319

約数列:

[1, 3, 9, 13, 39, 83, 117, 249, 747, 1079, 2903, 3237, 8709, 9711, 26127, 37739, 113217, 240949, 339651, 722847, 2168541, 3132337, 9397011, 28191033]

約数ペア:

[(1, 28191033), (3, 9397011), (9, 3132337), (13, 2168541), (39, 722847), (83, 339651), (117, 240949), (249, 113217), (747, 37739), (1079, 26127), (2903, 9711), (3237, 8709)]