61531778

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{399557}}^1$

素因数の和:399577

約数の個数: 16

約数和(自身を含む): 115072704

約数和(自身を除く): 53540926

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 399557, 799114, 2796899, 4395127, 5593798, 8790254, 30765889, 61531778]

約数ペア:

[(1, 61531778), (2, 30765889), (7, 8790254), (11, 5593798), (14, 4395127), (22, 2796899), (77, 799114), (154, 399557)]