81674973

素因数分解:

$3^6\times {\mathrm{199}}^1\times {\mathrm{563}}^1$

素因数の和:780

約数の個数: 28

約数和(自身を含む): 123290400

約数和(自身を除く): 41615427

約数列:

[1, 3, 9, 27, 81, 199, 243, 563, 597, 729, 1689, 1791, 5067, 5373, 15201, 16119, 45603, 48357, 112037, 136809, 145071, 336111, 410427, 1008333, 3024999, 9074997, 27224991, 81674973]

約数ペア:

[(1, 81674973), (3, 27224991), (9, 9074997), (27, 3024999), (81, 1008333), (199, 410427), (243, 336111), (563, 145071), (597, 136809), (729, 112037), (1689, 48357), (1791, 45603), (5067, 16119), (5373, 15201)]