256199702967

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{246787}}^1$

素因数の和:247292

約数の個数: 48

約数和(自身を含む): 420408293760

約数和(自身を除く): 164208590793

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 467, 741, 1401, 2223, 4203, 6071, 8873, 18213, 26619, 54639, 79857, 115349, 246787, 346047, 740361, 1038141, 2221083, 3208231, 4688953, 9624693, 14066859, 28874079, 42200577, 60956389, 115249529, 182869167, 345748587, 548607501, 1037245761, 1498243877, 2189741051, 4494731631, 6569223153, 13484194893, 19707669459, 28466633663, 85399900989, 256199702967]

約数ペア:

[(1, 256199702967), (3, 85399900989), (9, 28466633663), (13, 19707669459), (19, 13484194893), (39, 6569223153), (57, 4494731631), (117, 2189741051), (171, 1498243877), (247, 1037245761), (467, 548607501), (741, 345748587), (1401, 182869167), (2223, 115249529), (4203, 60956389), (6071, 42200577), (8873, 28874079), (18213, 14066859), (26619, 9624693), (54639, 4688953), (79857, 3208231), (115349, 2221083), (246787, 1038141), (346047, 740361)]