81116154

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{233}}^1\times {\mathrm{307}}^1$

素因数の和:561

約数の個数: 80

約数和(自身を含む): 209297088

約数和(自身を除く): 128180934

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 233, 307, 378, 466, 567, 614, 699, 921, 1134, 1398, 1631, 1842, 2097, 2149, 2763, 3262, 4194, 4298, 4893, 5526, 6291, 6447, 8289, 9786, 12582, 12894, 14679, 16578, 18873, 19341, 24867, 29358, 37746, 38682, 44037, 49734, 58023, 71531, 88074, 116046, 132111, 143062, 174069, 214593, 264222, 348138, 429186, 500717, 643779, 1001434, 1287558, 1502151, 1931337, 3004302, 3862674, 4506453, 5794011, 9012906, 11588022, 13519359, 27038718, 40558077, 81116154]

約数ペア:

[(1, 81116154), (2, 40558077), (3, 27038718), (6, 13519359), (7, 11588022), (9, 9012906), (14, 5794011), (18, 4506453), (21, 3862674), (27, 3004302), (42, 1931337), (54, 1502151), (63, 1287558), (81, 1001434), (126, 643779), (162, 500717), (189, 429186), (233, 348138), (307, 264222), (378, 214593), (466, 174069), (567, 143062), (614, 132111), (699, 116046), (921, 88074), (1134, 71531), (1398, 58023), (1631, 49734), (1842, 44037), (2097, 38682), (2149, 37746), (2763, 29358), (3262, 24867), (4194, 19341), (4298, 18873), (4893, 16578), (5526, 14679), (6291, 12894), (6447, 12582), (8289, 9786)]