13682109

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{647}}^1$

素因数の和:729

約数の個数: 32

約数和(自身を含む): 22394880

約数和(自身を除く): 8712771

約数列:

[1, 3, 7, 19, 21, 53, 57, 133, 159, 371, 399, 647, 1007, 1113, 1941, 3021, 4529, 7049, 12293, 13587, 21147, 34291, 36879, 86051, 102873, 240037, 258153, 651529, 720111, 1954587, 4560703, 13682109]

約数ペア:

[(1, 13682109), (3, 4560703), (7, 1954587), (19, 720111), (21, 651529), (53, 258153), (57, 240037), (133, 102873), (159, 86051), (371, 36879), (399, 34291), (647, 21147), (1007, 13587), (1113, 12293), (1941, 7049), (3021, 4529)]