131323241

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1\times {\mathrm{1153}}^1$

素因数の和:1520

約数の個数: 16

約数和(自身を含む): 153546624

約数和(自身を除く): 22223383

約数列:

[1, 7, 53, 307, 371, 1153, 2149, 8071, 16271, 61109, 113897, 353971, 427763, 2477797, 18760463, 131323241]

約数ペア:

[(1, 131323241), (7, 18760463), (53, 2477797), (307, 427763), (371, 353971), (1153, 113897), (2149, 61109), (8071, 16271)]