999005

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:125

約数の個数: 32

約数和(自身を含む): 1534464

約数和(自身を除く): 535459

約数列:

[1, 5, 7, 17, 23, 35, 73, 85, 115, 119, 161, 365, 391, 511, 595, 805, 1241, 1679, 1955, 2555, 2737, 6205, 8395, 8687, 11753, 13685, 28543, 43435, 58765, 142715, 199801, 999005]

約数ペア:

[(1, 999005), (5, 199801), (7, 142715), (17, 58765), (23, 43435), (35, 28543), (73, 13685), (85, 11753), (115, 8687), (119, 8395), (161, 6205), (365, 2737), (391, 2555), (511, 1955), (595, 1679), (805, 1241)]