138688

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{197}}^1$

素因数の和:220

約数の個数: 28

約数和(自身を含む): 301752

約数和(自身を除く): 163064

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 64, 88, 176, 197, 352, 394, 704, 788, 1576, 2167, 3152, 4334, 6304, 8668, 12608, 17336, 34672, 69344, 138688]

約数ペア:

[(1, 138688), (2, 69344), (4, 34672), (8, 17336), (11, 12608), (16, 8668), (22, 6304), (32, 4334), (44, 3152), (64, 2167), (88, 1576), (176, 788), (197, 704), (352, 394)]