131668873

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{2239}}^1$

素因数の和:2548

約数の個数: 16

約数和(自身を含む): 155975680

約数和(自身を除く): 24306807

約数列:

[1, 7, 31, 217, 271, 1897, 2239, 8401, 15673, 58807, 69409, 485863, 606769, 4247383, 18809839, 131668873]

約数ペア:

[(1, 131668873), (7, 18809839), (31, 4247383), (217, 606769), (271, 485863), (1897, 69409), (2239, 58807), (8401, 15673)]