127551856

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{257161}}^1$

素因数の和:257200

約数の個数: 20

約数和(自身を含む): 255104704

約数和(自身を除く): 127552848

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 257161, 514322, 1028644, 2057288, 4114576, 7971991, 15943982, 31887964, 63775928, 127551856]

約数ペア:

[(1, 127551856), (2, 63775928), (4, 31887964), (8, 15943982), (16, 7971991), (31, 4114576), (62, 2057288), (124, 1028644), (248, 514322), (496, 257161)]