68826261

素因数分解:

$3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{20107}}^1$

素因数の和:20280

約数の個数: 16

約数和(自身を含む): 105526784

約数和(自身を除く): 36700523

約数列:

[1, 3, 7, 21, 163, 489, 1141, 3423, 20107, 60321, 140749, 422247, 3277441, 9832323, 22942087, 68826261]

約数ペア:

[(1, 68826261), (3, 22942087), (7, 9832323), (21, 3277441), (163, 422247), (489, 140749), (1141, 60321), (3423, 20107)]