388625728

素因数分解:

$2^6\times {\mathrm{67}}^1\times {\mathrm{90631}}^1$

素因数の和:90710

約数の個数: 28

約数和(自身を含む): 782697952

約数和(自身を除く): 394072224

約数列:

[1, 2, 4, 8, 16, 32, 64, 67, 134, 268, 536, 1072, 2144, 4288, 90631, 181262, 362524, 725048, 1450096, 2900192, 5800384, 6072277, 12144554, 24289108, 48578216, 97156432, 194312864, 388625728]

約数ペア:

[(1, 388625728), (2, 194312864), (4, 97156432), (8, 48578216), (16, 24289108), (32, 12144554), (64, 6072277), (67, 5800384), (134, 2900192), (268, 1450096), (536, 725048), (1072, 362524), (2144, 181262), (4288, 90631)]