257378544

素因数分解:

$2^4\times 3^2\times {\mathrm{1787351}}^1$

素因数の和:1787365

約数の個数: 30

約数和(自身を含む): 720302856

約数和(自身を除く): 462924312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 1787351, 3574702, 5362053, 7149404, 10724106, 14298808, 16086159, 21448212, 28597616, 32172318, 42896424, 64344636, 85792848, 128689272, 257378544]

約数ペア:

[(1, 257378544), (2, 128689272), (3, 85792848), (4, 64344636), (6, 42896424), (8, 32172318), (9, 28597616), (12, 21448212), (16, 16086159), (18, 14298808), (24, 10724106), (36, 7149404), (48, 5362053), (72, 3574702), (144, 1787351)]