28364832

素因数分解:

$2^5\times 3^2\times {\mathrm{149}}^1\times {\mathrm{661}}^1$

素因数の和:826

約数の個数: 72

約数和(自身を含む): 81326700

約数和(自身を除く): 52961868

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 149, 288, 298, 447, 596, 661, 894, 1192, 1322, 1341, 1788, 1983, 2384, 2644, 2682, 3576, 3966, 4768, 5288, 5364, 5949, 7152, 7932, 10576, 10728, 11898, 14304, 15864, 21152, 21456, 23796, 31728, 42912, 47592, 63456, 95184, 98489, 190368, 196978, 295467, 393956, 590934, 787912, 886401, 1181868, 1575824, 1772802, 2363736, 3151648, 3545604, 4727472, 7091208, 9454944, 14182416, 28364832]

約数ペア:

[(1, 28364832), (2, 14182416), (3, 9454944), (4, 7091208), (6, 4727472), (8, 3545604), (9, 3151648), (12, 2363736), (16, 1772802), (18, 1575824), (24, 1181868), (32, 886401), (36, 787912), (48, 590934), (72, 393956), (96, 295467), (144, 196978), (149, 190368), (288, 98489), (298, 95184), (447, 63456), (596, 47592), (661, 42912), (894, 31728), (1192, 23796), (1322, 21456), (1341, 21152), (1788, 15864), (1983, 14304), (2384, 11898), (2644, 10728), (2682, 10576), (3576, 7932), (3966, 7152), (4768, 5949), (5288, 5364)]