129475281

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{487}}^1$

素因数の和:921

約数の個数: 32

約数和(自身を含む): 197745408

約数和(自身を除く): 68270127

約数列:

[1, 3, 13, 17, 39, 51, 221, 401, 487, 663, 1203, 1461, 5213, 6331, 6817, 8279, 15639, 18993, 20451, 24837, 88621, 107627, 195287, 265863, 322881, 585861, 2538731, 3319879, 7616193, 9959637, 43158427, 129475281]

約数ペア:

[(1, 129475281), (3, 43158427), (13, 9959637), (17, 7616193), (39, 3319879), (51, 2538731), (221, 585861), (401, 322881), (487, 265863), (663, 195287), (1203, 107627), (1461, 88621), (5213, 24837), (6331, 20451), (6817, 18993), (8279, 15639)]