258597388

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{174257}}^1$

素因数の和:174321

約数の個数: 24

約数和(自身を含む): 526956192

約数和(自身を除く): 268358804

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 174257, 348514, 697028, 1219799, 2439598, 4879196, 9235621, 18471242, 36942484, 64649347, 129298694, 258597388]

約数ペア:

[(1, 258597388), (2, 129298694), (4, 64649347), (7, 36942484), (14, 18471242), (28, 9235621), (53, 4879196), (106, 2439598), (212, 1219799), (371, 697028), (742, 348514), (1484, 174257)]