209436770

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1231981}}^1$

素因数の和:1232005

約数の個数: 16

約数和(自身を含む): 399162168

約数和(自身を除く): 189725398

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1231981, 2463962, 6159905, 12319810, 20943677, 41887354, 104718385, 209436770]

約数ペア:

[(1, 209436770), (2, 104718385), (5, 41887354), (10, 20943677), (17, 12319810), (34, 6159905), (85, 2463962), (170, 1231981)]