2538276

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{307}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 6519744

約数和(自身を除く): 3981468

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 53, 78, 106, 156, 159, 212, 307, 318, 614, 636, 689, 921, 1228, 1378, 1842, 2067, 2756, 3684, 3991, 4134, 7982, 8268, 11973, 15964, 16271, 23946, 32542, 47892, 48813, 65084, 97626, 195252, 211523, 423046, 634569, 846092, 1269138, 2538276]

約数ペア:

[(1, 2538276), (2, 1269138), (3, 846092), (4, 634569), (6, 423046), (12, 211523), (13, 195252), (26, 97626), (39, 65084), (52, 48813), (53, 47892), (78, 32542), (106, 23946), (156, 16271), (159, 15964), (212, 11973), (307, 8268), (318, 7982), (614, 4134), (636, 3991), (689, 3684), (921, 2756), (1228, 2067), (1378, 1842)]