71399168

素因数分解:

$2^8\times {\mathrm{278903}}^1$

素因数の和:278919

約数の個数: 18

約数和(自身を含む): 142519944

約数和(自身を除く): 71120776

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 278903, 557806, 1115612, 2231224, 4462448, 8924896, 17849792, 35699584, 71399168]

約数ペア:

[(1, 71399168), (2, 35699584), (4, 17849792), (8, 8924896), (16, 4462448), (32, 2231224), (64, 1115612), (128, 557806), (256, 278903)]