221943128

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{37643}}^1$

素因数の和:37727

約数の個数: 32

約数和(自身を含む): 460762560

約数和(自身を除く): 238819432

約数列:

[1, 2, 4, 8, 11, 22, 44, 67, 88, 134, 268, 536, 737, 1474, 2948, 5896, 37643, 75286, 150572, 301144, 414073, 828146, 1656292, 2522081, 3312584, 5044162, 10088324, 20176648, 27742891, 55485782, 110971564, 221943128]

約数ペア:

[(1, 221943128), (2, 110971564), (4, 55485782), (8, 27742891), (11, 20176648), (22, 10088324), (44, 5044162), (67, 3312584), (88, 2522081), (134, 1656292), (268, 828146), (536, 414073), (737, 301144), (1474, 150572), (2948, 75286), (5896, 37643)]