131948947

素因数分解:

${\mathrm{13}}^2\times {\mathrm{41}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:343

約数の個数: 24

約数和(自身を含む): 148493520

約数和(自身を除く): 16544573

約数列:

[1, 13, 41, 137, 139, 169, 533, 1781, 1807, 5617, 5699, 6929, 19043, 23153, 23491, 73021, 74087, 247559, 780763, 949273, 963131, 3218267, 10149919, 131948947]

約数ペア:

[(1, 131948947), (13, 10149919), (41, 3218267), (137, 963131), (139, 949273), (169, 780763), (533, 247559), (1781, 74087), (1807, 73021), (5617, 23491), (5699, 23153), (6929, 19043)]