139047152

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{280337}}^1$

素因数の和:280376

約数の個数: 20

約数和(自身を含む): 278095296

約数和(自身を除く): 139048144

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 280337, 560674, 1121348, 2242696, 4485392, 8690447, 17380894, 34761788, 69523576, 139047152]

約数ペア:

[(1, 139047152), (2, 69523576), (4, 34761788), (8, 17380894), (16, 8690447), (31, 4485392), (62, 2242696), (124, 1121348), (248, 560674), (496, 280337)]