281029388614

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{21488713}}^1$

素因数の和:21489231

約数の個数: 16

約数和(自身を含む): 454873097952

約数和(自身を除く): 173843709338

約数列:

[1, 2, 13, 26, 503, 1006, 6539, 13078, 21488713, 42977426, 279353269, 558706538, 10808822639, 21617645278, 140514694307, 281029388614]

約数ペア:

[(1, 281029388614), (2, 140514694307), (13, 21617645278), (26, 10808822639), (503, 558706538), (1006, 279353269), (6539, 42977426), (13078, 21488713)]