217163968

素因数分解:

$2^6\times 7^1\times {\mathrm{379}}^1\times {\mathrm{1279}}^1$

素因数の和:1677

約数の個数: 56

約数和(自身を含む): 494182400

約数和(自身を除く): 277018432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 379, 448, 758, 1279, 1516, 2558, 2653, 3032, 5116, 5306, 6064, 8953, 10232, 10612, 12128, 17906, 20464, 21224, 24256, 35812, 40928, 42448, 71624, 81856, 84896, 143248, 169792, 286496, 484741, 572992, 969482, 1938964, 3393187, 3877928, 6786374, 7755856, 13572748, 15511712, 27145496, 31023424, 54290992, 108581984, 217163968]

約数ペア:

[(1, 217163968), (2, 108581984), (4, 54290992), (7, 31023424), (8, 27145496), (14, 15511712), (16, 13572748), (28, 7755856), (32, 6786374), (56, 3877928), (64, 3393187), (112, 1938964), (224, 969482), (379, 572992), (448, 484741), (758, 286496), (1279, 169792), (1516, 143248), (2558, 84896), (2653, 81856), (3032, 71624), (5116, 42448), (5306, 40928), (6064, 35812), (8953, 24256), (10232, 21224), (10612, 20464), (12128, 17906)]