201715281

素因数分解:

$3^2\times {\mathrm{101}}^1\times {\mathrm{221909}}^1$

素因数の和:222016

約数の個数: 12

約数和(自身を含む): 294252660

約数和(自身を除く): 92537379

約数列:

[1, 3, 9, 101, 303, 909, 221909, 665727, 1997181, 22412809, 67238427, 201715281]

約数ペア:

[(1, 201715281), (3, 67238427), (9, 22412809), (101, 1997181), (303, 665727), (909, 221909)]