12997773

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:386

約数の個数: 32

約数和(自身を含む): 20321280

約数和(自身を除く): 7323507

約数列:

[1, 3, 9, 27, 31, 53, 93, 159, 279, 293, 477, 837, 879, 1431, 1643, 2637, 4929, 7911, 9083, 14787, 15529, 27249, 44361, 46587, 81747, 139761, 245241, 419283, 481399, 1444197, 4332591, 12997773]

約数ペア:

[(1, 12997773), (3, 4332591), (9, 1444197), (27, 481399), (31, 419283), (53, 245241), (93, 139761), (159, 81747), (279, 46587), (293, 44361), (477, 27249), (837, 15529), (879, 14787), (1431, 9083), (1643, 7911), (2637, 4929)]