642023228

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{71879}}^1$

素因数の和:71930

約数の個数: 48

約数和(自身を含む): 1449100800

約数和(自身を除く): 807077572

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 29, 44, 58, 77, 116, 154, 203, 308, 319, 406, 638, 812, 1276, 2233, 4466, 8932, 71879, 143758, 287516, 503153, 790669, 1006306, 1581338, 2012612, 2084491, 3162676, 4168982, 5534683, 8337964, 11069366, 14591437, 22138732, 22929401, 29182874, 45858802, 58365748, 91717604, 160505807, 321011614, 642023228]

約数ペア:

[(1, 642023228), (2, 321011614), (4, 160505807), (7, 91717604), (11, 58365748), (14, 45858802), (22, 29182874), (28, 22929401), (29, 22138732), (44, 14591437), (58, 11069366), (77, 8337964), (116, 5534683), (154, 4168982), (203, 3162676), (308, 2084491), (319, 2012612), (406, 1581338), (638, 1006306), (812, 790669), (1276, 503153), (2233, 287516), (4466, 143758), (8932, 71879)]