66728128

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{61331}}^1$

素因数の和:61360

約数の個数: 28

約数和(自身を含む): 140204952

約数和(自身を除く): 73476824

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 136, 272, 544, 1088, 61331, 122662, 245324, 490648, 981296, 1042627, 1962592, 2085254, 3925184, 4170508, 8341016, 16682032, 33364064, 66728128]

約数ペア:

[(1, 66728128), (2, 33364064), (4, 16682032), (8, 8341016), (16, 4170508), (17, 3925184), (32, 2085254), (34, 1962592), (64, 1042627), (68, 981296), (136, 490648), (272, 245324), (544, 122662), (1088, 61331)]