8187138

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:711

約数の個数: 48

約数和(自身を含む): 19206720

約数和(自身を除く): 11019582

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 57, 74, 111, 114, 171, 222, 333, 342, 647, 666, 703, 1294, 1406, 1941, 2109, 3882, 4218, 5823, 6327, 11646, 12293, 12654, 23939, 24586, 36879, 47878, 71817, 73758, 110637, 143634, 215451, 221274, 430902, 454841, 909682, 1364523, 2729046, 4093569, 8187138]

約数ペア:

[(1, 8187138), (2, 4093569), (3, 2729046), (6, 1364523), (9, 909682), (18, 454841), (19, 430902), (37, 221274), (38, 215451), (57, 143634), (74, 110637), (111, 73758), (114, 71817), (171, 47878), (222, 36879), (333, 24586), (342, 23939), (647, 12654), (666, 12293), (703, 11646), (1294, 6327), (1406, 5823), (1941, 4218), (2109, 3882)]