13502781

素因数分解:

$3^5\times {\mathrm{181}}^1\times {\mathrm{307}}^1$

素因数の和:503

約数の個数: 24

約数和(自身を含む): 20404384

約数和(自身を除く): 6901603

約数列:

[1, 3, 9, 27, 81, 181, 243, 307, 543, 921, 1629, 2763, 4887, 8289, 14661, 24867, 43983, 55567, 74601, 166701, 500103, 1500309, 4500927, 13502781]

約数ペア:

[(1, 13502781), (3, 4500927), (9, 1500309), (27, 500103), (81, 166701), (181, 74601), (243, 55567), (307, 43983), (543, 24867), (921, 14661), (1629, 8289), (2763, 4887)]