1249203008

素因数分解:

$2^6\times {\mathrm{139}}^1\times {\mathrm{140423}}^1$

素因数の和:140574

約数の個数: 28

約数和(自身を含む): 2496738720

約数和(自身を除く): 1247535712

約数列:

[1, 2, 4, 8, 16, 32, 64, 139, 278, 556, 1112, 2224, 4448, 8896, 140423, 280846, 561692, 1123384, 2246768, 4493536, 8987072, 19518797, 39037594, 78075188, 156150376, 312300752, 624601504, 1249203008]

約数ペア:

[(1, 1249203008), (2, 624601504), (4, 312300752), (8, 156150376), (16, 78075188), (32, 39037594), (64, 19518797), (139, 8987072), (278, 4493536), (556, 2246768), (1112, 1123384), (2224, 561692), (4448, 280846), (8896, 140423)]