210405494

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1\times {\mathrm{929}}^1$

素因数の和:1256

約数の個数: 32

約数和(自身を含む): 352477440

約数和(自身を除く): 142071946

約数列:

[1, 2, 13, 26, 31, 62, 281, 403, 562, 806, 929, 1858, 3653, 7306, 8711, 12077, 17422, 24154, 28799, 57598, 113243, 226486, 261049, 374387, 522098, 748774, 3393637, 6787274, 8092519, 16185038, 105202747, 210405494]

約数ペア:

[(1, 210405494), (2, 105202747), (13, 16185038), (26, 8092519), (31, 6787274), (62, 3393637), (281, 748774), (403, 522098), (562, 374387), (806, 261049), (929, 226486), (1858, 113243), (3653, 57598), (7306, 28799), (8711, 24154), (12077, 17422)]