289988568

素因数分解:

$2^3\times 3^2\times {\mathrm{149}}^1\times {\mathrm{27031}}^1$

素因数の和:27192

約数の個数: 48

約数和(自身を含む): 790686000

約数和(自身を除く): 500697432

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 149, 298, 447, 596, 894, 1192, 1341, 1788, 2682, 3576, 5364, 10728, 27031, 54062, 81093, 108124, 162186, 216248, 243279, 324372, 486558, 648744, 973116, 1946232, 4027619, 8055238, 12082857, 16110476, 24165714, 32220952, 36248571, 48331428, 72497142, 96662856, 144994284, 289988568]

約数ペア:

[(1, 289988568), (2, 144994284), (3, 96662856), (4, 72497142), (6, 48331428), (8, 36248571), (9, 32220952), (12, 24165714), (18, 16110476), (24, 12082857), (36, 8055238), (72, 4027619), (149, 1946232), (298, 973116), (447, 648744), (596, 486558), (894, 324372), (1192, 243279), (1341, 216248), (1788, 162186), (2682, 108124), (3576, 81093), (5364, 54062), (10728, 27031)]