71317442007

素因数分解:

$3^4\times 7^1\times {\mathrm{125780321}}^1$

素因数の和:125780340

約数の個数: 20

約数和(自身を含む): 121755351696

約数和(自身を除く): 50437909689

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 125780321, 377340963, 880462247, 1132022889, 2641386741, 3396068667, 7924160223, 10188206001, 23772480669, 71317442007]

約数ペア:

[(1, 71317442007), (3, 23772480669), (7, 10188206001), (9, 7924160223), (21, 3396068667), (27, 2641386741), (63, 1132022889), (81, 880462247), (189, 377340963), (567, 125780321)]