820565753

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1\times {\mathrm{4969}}^1$

素因数の和:5768

約数の個数: 16

約数和(自身を含む): 969507840

約数和(自身を除く): 148942087

約数列:

[1, 7, 31, 217, 761, 4969, 5327, 23591, 34783, 154039, 165137, 1078273, 3781409, 26469863, 117223679, 820565753]

約数ペア:

[(1, 820565753), (7, 117223679), (31, 26469863), (217, 3781409), (761, 1078273), (4969, 165137), (5327, 154039), (23591, 34783)]