53216397

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:722

約数の個数: 48

約数和(自身を含む): 89631360

約数和(自身を除く): 36414963

約数列:

[1, 3, 9, 13, 19, 37, 39, 57, 111, 117, 171, 247, 333, 481, 647, 703, 741, 1443, 1941, 2109, 2223, 4329, 5823, 6327, 8411, 9139, 12293, 23939, 25233, 27417, 36879, 71817, 75699, 82251, 110637, 159809, 215451, 311207, 454841, 479427, 933621, 1364523, 1438281, 2800863, 4093569, 5912933, 17738799, 53216397]

約数ペア:

[(1, 53216397), (3, 17738799), (9, 5912933), (13, 4093569), (19, 2800863), (37, 1438281), (39, 1364523), (57, 933621), (111, 479427), (117, 454841), (171, 311207), (247, 215451), (333, 159809), (481, 110637), (647, 82251), (703, 75699), (741, 71817), (1443, 36879), (1941, 27417), (2109, 25233), (2223, 23939), (4329, 12293), (5823, 9139), (6327, 8411)]