28388704

素因数分解:

$2^5\times {\mathrm{67}}^1\times {\mathrm{13241}}^1$

素因数の和:13318

約数の個数: 24

約数和(自身を含む): 56728728

約数和(自身を除く): 28340024

約数列:

[1, 2, 4, 8, 16, 32, 67, 134, 268, 536, 1072, 2144, 13241, 26482, 52964, 105928, 211856, 423712, 887147, 1774294, 3548588, 7097176, 14194352, 28388704]

約数ペア:

[(1, 28388704), (2, 14194352), (4, 7097176), (8, 3548588), (16, 1774294), (32, 887147), (67, 423712), (134, 211856), (268, 105928), (536, 52964), (1072, 26482), (2144, 13241)]