66891585

素因数分解:

$3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{587}}^1$

素因数の和:773

約数の個数: 32

約数和(自身を含む): 109734912

約数和(自身を除く): 42843327

約数列:

[1, 3, 5, 15, 71, 107, 213, 321, 355, 535, 587, 1065, 1605, 1761, 2935, 7597, 8805, 22791, 37985, 41677, 62809, 113955, 125031, 188427, 208385, 314045, 625155, 942135, 4459439, 13378317, 22297195, 66891585]

約数ペア:

[(1, 66891585), (3, 22297195), (5, 13378317), (15, 4459439), (71, 942135), (107, 625155), (213, 314045), (321, 208385), (355, 188427), (535, 125031), (587, 113955), (1065, 62809), (1605, 41677), (1761, 37985), (2935, 22791), (7597, 8805)]