1009904

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 40

約数和(自身を含む): 2285568

約数和(自身を除く): 1275664

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 112, 127, 142, 254, 284, 497, 508, 568, 889, 994, 1016, 1136, 1778, 1988, 2032, 3556, 3976, 7112, 7952, 9017, 14224, 18034, 36068, 63119, 72136, 126238, 144272, 252476, 504952, 1009904]

約数ペア:

[(1, 1009904), (2, 504952), (4, 252476), (7, 144272), (8, 126238), (14, 72136), (16, 63119), (28, 36068), (56, 18034), (71, 14224), (112, 9017), (127, 7952), (142, 7112), (254, 3976), (284, 3556), (497, 2032), (508, 1988), (568, 1778), (889, 1136), (994, 1016)]