26698971

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{263}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 40803840

約数和(自身を除く): 14104869

約数列:

[1, 3, 13, 19, 39, 57, 137, 247, 263, 411, 741, 789, 1781, 2603, 3419, 4997, 5343, 7809, 10257, 14991, 33839, 36031, 64961, 101517, 108093, 194883, 468403, 684589, 1405209, 2053767, 8899657, 26698971]

約数ペア:

[(1, 26698971), (3, 8899657), (13, 2053767), (19, 1405209), (39, 684589), (57, 468403), (137, 194883), (247, 108093), (263, 101517), (411, 64961), (741, 36031), (789, 33839), (1781, 14991), (2603, 10257), (3419, 7809), (4997, 5343)]