256475674

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1409207}}^1$

素因数の和:1409229

約数の個数: 16

約数和(自身を含む): 473493888

約数和(自身を除く): 217018214

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 1409207, 2818414, 9864449, 18319691, 19728898, 36639382, 128237837, 256475674]

約数ペア:

[(1, 256475674), (2, 128237837), (7, 36639382), (13, 19728898), (14, 18319691), (26, 9864449), (91, 2818414), (182, 1409207)]