397127168

素因数分解:

$2^9\times {\mathrm{775639}}^1$

素因数の和:775657

約数の個数: 20

約数和(自身を含む): 793479720

約数和(自身を除く): 396352552

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 775639, 1551278, 3102556, 6205112, 12410224, 24820448, 49640896, 99281792, 198563584, 397127168]

約数ペア:

[(1, 397127168), (2, 198563584), (4, 99281792), (8, 49640896), (16, 24820448), (32, 12410224), (64, 6205112), (128, 3102556), (256, 1551278), (512, 775639)]