399039616

素因数分解:

$2^7\times {\mathrm{3117497}}^1$

素因数の和:3117511

約数の個数: 16

約数和(自身を含む): 794961990

約数和(自身を除く): 395922374

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 3117497, 6234994, 12469988, 24939976, 49879952, 99759904, 199519808, 399039616]

約数ペア:

[(1, 399039616), (2, 199519808), (4, 99759904), (8, 49879952), (16, 24939976), (32, 12469988), (64, 6234994), (128, 3117497)]