28779179

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{113}}^1\times {\mathrm{137}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 34547472

約数和(自身を除く): 5768293

約数列:

[1, 11, 13, 113, 137, 143, 169, 1243, 1469, 1507, 1781, 1859, 15481, 16159, 19097, 19591, 23153, 170291, 201253, 210067, 254683, 2213783, 2616289, 28779179]

約数ペア:

[(1, 28779179), (11, 2616289), (13, 2213783), (113, 254683), (137, 210067), (143, 201253), (169, 170291), (1243, 23153), (1469, 19591), (1507, 19097), (1781, 16159), (1859, 15481)]