56340639

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{5791}}^1$

素因数の和:5867

約数の個数: 24

約数和(自身を含む): 86740992

約数和(自身を除く): 30400353

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 1081, 3243, 5791, 9729, 17373, 52119, 133193, 272177, 399579, 816531, 1198737, 2449593, 6260071, 18780213, 56340639]

約数ペア:

[(1, 56340639), (3, 18780213), (9, 6260071), (23, 2449593), (47, 1198737), (69, 816531), (141, 399579), (207, 272177), (423, 133193), (1081, 52119), (3243, 17373), (5791, 9729)]