289053212

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{145399}}^1$

素因数の和:145481

約数の個数: 24

約数和(自身を含む): 586252800

約数和(自身を除く): 297199588

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 145399, 290798, 581596, 1017793, 2035586, 4071172, 10323329, 20646658, 41293316, 72263303, 144526606, 289053212]

約数ペア:

[(1, 289053212), (2, 144526606), (4, 72263303), (7, 41293316), (14, 20646658), (28, 10323329), (71, 4071172), (142, 2035586), (284, 1017793), (497, 581596), (994, 290798), (1988, 145399)]