138977656

素因数分解:

$2^3\times {\mathrm{157}}^1\times {\mathrm{110651}}^1$

素因数の和:110814

約数の個数: 16

約数和(自身を含む): 262245240

約数和(自身を除く): 123267584

約数列:

[1, 2, 4, 8, 157, 314, 628, 1256, 110651, 221302, 442604, 885208, 17372207, 34744414, 69488828, 138977656]

約数ペア:

[(1, 138977656), (2, 69488828), (4, 34744414), (8, 17372207), (157, 885208), (314, 442604), (628, 221302), (1256, 110651)]