206511207

素因数分解:

$3^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{43321}}^1$

素因数の和:43558

約数の個数: 16

約数和(自身を含む): 316077312

約数和(自身を除く): 109566105

約数列:

[1, 3, 7, 21, 227, 681, 1589, 4767, 43321, 129963, 303247, 909741, 9833867, 29501601, 68837069, 206511207]

約数ペア:

[(1, 206511207), (3, 68837069), (7, 29501601), (21, 9833867), (227, 909741), (681, 303247), (1589, 129963), (4767, 43321)]