397702912

素因数分解:

$2^8\times {\mathrm{1553527}}^1$

素因数の和:1553543

約数の個数: 18

約数和(自身を含む): 793852808

約数和(自身を除く): 396149896

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 1553527, 3107054, 6214108, 12428216, 24856432, 49712864, 99425728, 198851456, 397702912]

約数ペア:

[(1, 397702912), (2, 198851456), (4, 99425728), (8, 49712864), (16, 24856432), (32, 12428216), (64, 6214108), (128, 3107054), (256, 1553527)]