66809915042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1\times {\mathrm{259583}}^1$

素因数の和:260138

約数の個数: 32

約数和(自身を含む): 113822392320

約数和(自身を除く): 47012477278

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 521, 1042, 6773, 9899, 13546, 19798, 128687, 257374, 259583, 519166, 3374579, 4932077, 6749158, 9864154, 64117001, 128234002, 135242743, 270485486, 1758155659, 2569612117, 3516311318, 5139224234, 33404957521, 66809915042]

約数ペア:

[(1, 66809915042), (2, 33404957521), (13, 5139224234), (19, 3516311318), (26, 2569612117), (38, 1758155659), (247, 270485486), (494, 135242743), (521, 128234002), (1042, 64117001), (6773, 9864154), (9899, 6749158), (13546, 4932077), (19798, 3374579), (128687, 519166), (257374, 259583)]