68120339

素因数分解:

$7^2\times {\mathrm{19}}^2\times {\mathrm{3851}}^1$

素因数の和:3903

約数の個数: 18

約数和(自身を含む): 83653884

約数和(自身を除く): 15533545

約数列:

[1, 7, 19, 49, 133, 361, 931, 2527, 3851, 17689, 26957, 73169, 188699, 512183, 1390211, 3585281, 9731477, 68120339]

約数ペア:

[(1, 68120339), (7, 9731477), (19, 3585281), (49, 1390211), (133, 512183), (361, 188699), (931, 73169), (2527, 26957), (3851, 17689)]