66955772

素因数分解:

$2^2\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{401}}^1$

素因数の和:463

約数の個数: 48

約数和(自身を含む): 133946400

約数和(自身を除く): 66990628

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 169, 247, 338, 401, 494, 676, 802, 988, 1604, 2197, 3211, 4394, 5213, 6422, 7619, 8788, 10426, 12844, 15238, 20852, 30476, 41743, 67769, 83486, 99047, 135538, 166972, 198094, 271076, 396188, 880997, 1287611, 1761994, 2575222, 3523988, 5150444, 16738943, 33477886, 66955772]

約数ペア:

[(1, 66955772), (2, 33477886), (4, 16738943), (13, 5150444), (19, 3523988), (26, 2575222), (38, 1761994), (52, 1287611), (76, 880997), (169, 396188), (247, 271076), (338, 198094), (401, 166972), (494, 135538), (676, 99047), (802, 83486), (988, 67769), (1604, 41743), (2197, 30476), (3211, 20852), (4394, 15238), (5213, 12844), (6422, 10426), (7619, 8788)]