128212851

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1\times {\mathrm{619}}^1$

素因数の和:795

約数の個数: 32

約数和(自身を含む): 189987840

約数和(自身を除く): 61774989

約数列:

[1, 3, 13, 39, 47, 113, 141, 339, 611, 619, 1469, 1833, 1857, 4407, 5311, 8047, 15933, 24141, 29093, 69043, 69947, 87279, 207129, 209841, 378209, 909311, 1134627, 2727933, 3287509, 9862527, 42737617, 128212851]

約数ペア:

[(1, 128212851), (3, 42737617), (13, 9862527), (39, 3287509), (47, 2727933), (113, 1134627), (141, 909311), (339, 378209), (611, 209841), (619, 207129), (1469, 87279), (1833, 69947), (1857, 69043), (4407, 29093), (5311, 24141), (8047, 15933)]