257078752

素因数分解:

$2^5\times 7^1\times {\mathrm{569}}^1\times {\mathrm{2017}}^1$

素因数の和:2603

約数の個数: 48

約数和(自身を含む): 579731040

約数和(自身を除く): 322652288

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 224, 569, 1138, 2017, 2276, 3983, 4034, 4552, 7966, 8068, 9104, 14119, 15932, 16136, 18208, 28238, 31864, 32272, 56476, 63728, 64544, 112952, 127456, 225904, 451808, 1147673, 2295346, 4590692, 8033711, 9181384, 16067422, 18362768, 32134844, 36725536, 64269688, 128539376, 257078752]

約数ペア:

[(1, 257078752), (2, 128539376), (4, 64269688), (7, 36725536), (8, 32134844), (14, 18362768), (16, 16067422), (28, 9181384), (32, 8033711), (56, 4590692), (112, 2295346), (224, 1147673), (569, 451808), (1138, 225904), (2017, 127456), (2276, 112952), (3983, 64544), (4034, 63728), (4552, 56476), (7966, 32272), (8068, 31864), (9104, 28238), (14119, 18208), (15932, 16136)]