207968128

素因数分解:

$2^7\times {\mathrm{977}}^1\times {\mathrm{1663}}^1$

素因数の和:2654

約数の個数: 32

約数和(自身を含む): 414984960

約数和(自身を除く): 207016832

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 977, 1663, 1954, 3326, 3908, 6652, 7816, 13304, 15632, 26608, 31264, 53216, 62528, 106432, 125056, 212864, 1624751, 3249502, 6499004, 12998008, 25996016, 51992032, 103984064, 207968128]

約数ペア:

[(1, 207968128), (2, 103984064), (4, 51992032), (8, 25996016), (16, 12998008), (32, 6499004), (64, 3249502), (128, 1624751), (977, 212864), (1663, 125056), (1954, 106432), (3326, 62528), (3908, 53216), (6652, 31264), (7816, 26608), (13304, 15632)]