68689761

素因数分解:

$3^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{5087}}^1$

素因数の和:5740

約数の個数: 16

約数和(自身を含む): 104853504

約数和(自身を除く): 36163743

約数列:

[1, 3, 7, 21, 643, 1929, 4501, 5087, 13503, 15261, 35609, 106827, 3270941, 9812823, 22896587, 68689761]

約数ペア:

[(1, 68689761), (3, 22896587), (7, 9812823), (21, 3270941), (643, 106827), (1929, 35609), (4501, 15261), (5087, 13503)]