209957216

素因数分解:

$2^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{32321}}^1$

素因数の和:32367

約数の個数: 48

約数和(自身を含む): 488708640

約数和(自身を除く): 278751424

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 112, 116, 203, 224, 232, 406, 464, 812, 928, 1624, 3248, 6496, 32321, 64642, 129284, 226247, 258568, 452494, 517136, 904988, 937309, 1034272, 1809976, 1874618, 3619952, 3749236, 6561163, 7239904, 7498472, 13122326, 14996944, 26244652, 29993888, 52489304, 104978608, 209957216]

約数ペア:

[(1, 209957216), (2, 104978608), (4, 52489304), (7, 29993888), (8, 26244652), (14, 14996944), (16, 13122326), (28, 7498472), (29, 7239904), (32, 6561163), (56, 3749236), (58, 3619952), (112, 1874618), (116, 1809976), (203, 1034272), (224, 937309), (232, 904988), (406, 517136), (464, 452494), (812, 258568), (928, 226247), (1624, 129284), (3248, 64642), (6496, 32321)]