40010971

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{39971}}^1$

素因数の和:40002

約数の個数: 16

約数和(自身を含む): 53722368

約数和(自身を除く): 13711397

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 39971, 279797, 439681, 519623, 3077767, 3637361, 5715853, 40010971]

約数ペア:

[(1, 40010971), (7, 5715853), (11, 3637361), (13, 3077767), (77, 519623), (91, 439681), (143, 279797), (1001, 39971)]