257584256

素因数分解:

$2^7\times {\mathrm{151}}^1\times {\mathrm{13327}}^1$

素因数の和:13492

約数の個数: 32

約数和(自身を含む): 516593280

約数和(自身を除く): 259009024

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 151, 302, 604, 1208, 2416, 4832, 9664, 13327, 19328, 26654, 53308, 106616, 213232, 426464, 852928, 1705856, 2012377, 4024754, 8049508, 16099016, 32198032, 64396064, 128792128, 257584256]

約数ペア:

[(1, 257584256), (2, 128792128), (4, 64396064), (8, 32198032), (16, 16099016), (32, 8049508), (64, 4024754), (128, 2012377), (151, 1705856), (302, 852928), (604, 426464), (1208, 213232), (2416, 106616), (4832, 53308), (9664, 26654), (13327, 19328)]