81307798

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{284293}}^1$

素因数の和:284319

約数の個数: 16

約数和(自身を含む): 143284176

約数和(自身を除く): 61976378

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 284293, 568586, 3127223, 3695809, 6254446, 7391618, 40653899, 81307798]

約数ペア:

[(1, 81307798), (2, 40653899), (11, 7391618), (13, 6254446), (22, 3695809), (26, 3127223), (143, 568586), (286, 284293)]