81707609

素因数分解:

${\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:440

約数の個数: 16

約数和(自身を含む): 85708800

約数和(自身を除く): 4001191

約数列:

[1, 53, 61, 127, 199, 3233, 6731, 7747, 10547, 12139, 25273, 410591, 643367, 1339469, 1541653, 81707609]

約数ペア:

[(1, 81707609), (53, 1541653), (61, 1339469), (127, 643367), (199, 410591), (3233, 25273), (6731, 12139), (7747, 10547)]