986787927

素因数分解:

$3^4\times {\mathrm{181}}^1\times {\mathrm{67307}}^1$

素因数の和:67500

約数の個数: 20

約数和(自身を含む): 1482256776

約数和(自身を除く): 495468849

約数列:

[1, 3, 9, 27, 81, 181, 543, 1629, 4887, 14661, 67307, 201921, 605763, 1817289, 5451867, 12182567, 36547701, 109643103, 328929309, 986787927]

約数ペア:

[(1, 986787927), (3, 328929309), (9, 109643103), (27, 36547701), (81, 12182567), (181, 5451867), (543, 1817289), (1629, 605763), (4887, 201921), (14661, 67307)]