12739072

素因数分解:

$2^9\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:336

約数の個数: 40

約数和(自身を含む): 25779600

約数和(自身を除く): 13040528

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 139, 179, 256, 278, 358, 512, 556, 716, 1112, 1432, 2224, 2864, 4448, 5728, 8896, 11456, 17792, 22912, 24881, 35584, 45824, 49762, 71168, 91648, 99524, 199048, 398096, 796192, 1592384, 3184768, 6369536, 12739072]

約数ペア:

[(1, 12739072), (2, 6369536), (4, 3184768), (8, 1592384), (16, 796192), (32, 398096), (64, 199048), (128, 99524), (139, 91648), (179, 71168), (256, 49762), (278, 45824), (358, 35584), (512, 24881), (556, 22912), (716, 17792), (1112, 11456), (1432, 8896), (2224, 5728), (2864, 4448)]