30751371

素因数分解:

$3^2\times 7^2\times {\mathrm{103}}^1\times {\mathrm{677}}^1$

素因数の和:800

約数の個数: 36

約数和(自身を含む): 52249392

約数和(自身を除く): 21498021

約数列:

[1, 3, 7, 9, 21, 49, 63, 103, 147, 309, 441, 677, 721, 927, 2031, 2163, 4739, 5047, 6093, 6489, 14217, 15141, 33173, 42651, 45423, 69731, 99519, 209193, 298557, 488117, 627579, 1464351, 3416819, 4393053, 10250457, 30751371]

約数ペア:

[(1, 30751371), (3, 10250457), (7, 4393053), (9, 3416819), (21, 1464351), (49, 627579), (63, 488117), (103, 298557), (147, 209193), (309, 99519), (441, 69731), (677, 45423), (721, 42651), (927, 33173), (2031, 15141), (2163, 14217), (4739, 6489), (5047, 6093)]