257461696

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{129769}}^1$

素因数の和:129812

約数の個数: 28

約数和(自身を含む): 527385280

約数和(自身を除く): 269923584

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 248, 496, 992, 1984, 129769, 259538, 519076, 1038152, 2076304, 4022839, 4152608, 8045678, 8305216, 16091356, 32182712, 64365424, 128730848, 257461696]

約数ペア:

[(1, 257461696), (2, 128730848), (4, 64365424), (8, 32182712), (16, 16091356), (31, 8305216), (32, 8045678), (62, 4152608), (64, 4022839), (124, 2076304), (248, 1038152), (496, 519076), (992, 259538), (1984, 129769)]