66813208

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{108463}}^1$

素因数の和:108487

約数の個数: 32

約数和(自身を含む): 156188160

約数和(自身を除く): 89374952

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 108463, 216926, 433852, 759241, 867704, 1193093, 1518482, 2386186, 3036964, 4772372, 6073928, 8351651, 9544744, 16703302, 33406604, 66813208]

約数ペア:

[(1, 66813208), (2, 33406604), (4, 16703302), (7, 9544744), (8, 8351651), (11, 6073928), (14, 4772372), (22, 3036964), (28, 2386186), (44, 1518482), (56, 1193093), (77, 867704), (88, 759241), (154, 433852), (308, 216926), (616, 108463)]