921771

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:163

約数の個数: 24

約数和(自身を含む): 1431456

約数和(自身を除く): 509685

約数列:

[1, 3, 9, 23, 61, 69, 73, 183, 207, 219, 549, 657, 1403, 1679, 4209, 4453, 5037, 12627, 13359, 15111, 40077, 102419, 307257, 921771]

約数ペア:

[(1, 921771), (3, 307257), (9, 102419), (23, 40077), (61, 15111), (69, 13359), (73, 12627), (183, 5037), (207, 4453), (219, 4209), (549, 1679), (657, 1403)]