16656003

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{6779}}^1$

素因数の和:6808

約数の個数: 32

約数和(自身を含む): 30374400

約数和(自身を除く): 13718397

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 6779, 20337, 47453, 61011, 88127, 142359, 183033, 264381, 427077, 616889, 793143, 1281231, 1850667, 2379429, 5552001, 16656003]

約数ペア:

[(1, 16656003), (3, 5552001), (7, 2379429), (9, 1850667), (13, 1281231), (21, 793143), (27, 616889), (39, 427077), (63, 264381), (91, 183033), (117, 142359), (189, 88127), (273, 61011), (351, 47453), (819, 20337), (2457, 6779)]