81718278

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{716827}}^1$

素因数の和:716851

約数の個数: 16

約数和(自身を含む): 172038720

約数和(自身を除く): 90320442

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 716827, 1433654, 2150481, 4300962, 13619713, 27239426, 40859139, 81718278]

約数ペア:

[(1, 81718278), (2, 40859139), (3, 27239426), (6, 13619713), (19, 4300962), (38, 2150481), (57, 1433654), (114, 716827)]