28750456

素因数分解:

$2^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1033}}^1$

素因数の和:1124

約数の個数: 48

約数和(自身を含む): 63653040

約数和(自身を除く): 34902584

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 71, 98, 142, 196, 284, 392, 497, 568, 994, 1033, 1988, 2066, 3479, 3976, 4132, 6958, 7231, 8264, 13916, 14462, 27832, 28924, 50617, 57848, 73343, 101234, 146686, 202468, 293372, 404936, 513401, 586744, 1026802, 2053604, 3593807, 4107208, 7187614, 14375228, 28750456]

約数ペア:

[(1, 28750456), (2, 14375228), (4, 7187614), (7, 4107208), (8, 3593807), (14, 2053604), (28, 1026802), (49, 586744), (56, 513401), (71, 404936), (98, 293372), (142, 202468), (196, 146686), (284, 101234), (392, 73343), (497, 57848), (568, 50617), (994, 28924), (1033, 27832), (1988, 14462), (2066, 13916), (3479, 8264), (3976, 7231), (4132, 6958)]