397752777

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{383}}^1$

素因数の和:614

約数の個数: 48

約数和(自身を含む): 625397760

約数和(自身を除く): 227644983

約数列:

[1, 3, 9, 23, 29, 69, 87, 173, 207, 261, 383, 519, 667, 1149, 1557, 2001, 3447, 3979, 5017, 6003, 8809, 11107, 11937, 15051, 26427, 33321, 35811, 45153, 66259, 79281, 99963, 115391, 198777, 255461, 346173, 596331, 766383, 1038519, 1523957, 1921511, 2299149, 4571871, 5764533, 13715613, 17293599, 44194753, 132584259, 397752777]

約数ペア:

[(1, 397752777), (3, 132584259), (9, 44194753), (23, 17293599), (29, 13715613), (69, 5764533), (87, 4571871), (173, 2299149), (207, 1921511), (261, 1523957), (383, 1038519), (519, 766383), (667, 596331), (1149, 346173), (1557, 255461), (2001, 198777), (3447, 115391), (3979, 99963), (5017, 79281), (6003, 66259), (8809, 45153), (11107, 35811), (11937, 33321), (15051, 26427)]