1281409766

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7040713}}^1$

素因数の和:7040735

約数の個数: 16

約数和(自身を含む): 2365679904

約数和(自身を除く): 1084270138

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 7040713, 14081426, 49284991, 91529269, 98569982, 183058538, 640704883, 1281409766]

約数ペア:

[(1, 1281409766), (2, 640704883), (7, 183058538), (13, 98569982), (14, 91529269), (26, 49284991), (91, 14081426), (182, 7040713)]