82171665

素因数分解:

$3^5\times 5^1\times {\mathrm{67631}}^1$

素因数の和:67651

約数の個数: 24

約数和(自身を含む): 147708288

約数和(自身を除く): 65536623

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 67631, 202893, 338155, 608679, 1014465, 1826037, 3043395, 5478111, 9130185, 16434333, 27390555, 82171665]

約数ペア:

[(1, 82171665), (3, 27390555), (5, 16434333), (9, 9130185), (15, 5478111), (27, 3043395), (45, 1826037), (81, 1014465), (135, 608679), (243, 338155), (405, 202893), (1215, 67631)]