25207767

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{647}}^1$

素因数の和:709

約数の個数: 40

約数和(自身を含む): 41713056

約数和(自身を除く): 16505289

約数列:

[1, 3, 9, 13, 27, 37, 39, 81, 111, 117, 333, 351, 481, 647, 999, 1053, 1443, 1941, 2997, 4329, 5823, 8411, 12987, 17469, 23939, 25233, 38961, 52407, 71817, 75699, 215451, 227097, 311207, 646353, 681291, 933621, 1939059, 2800863, 8402589, 25207767]

約数ペア:

[(1, 25207767), (3, 8402589), (9, 2800863), (13, 1939059), (27, 933621), (37, 681291), (39, 646353), (81, 311207), (111, 227097), (117, 215451), (333, 75699), (351, 71817), (481, 52407), (647, 38961), (999, 25233), (1053, 23939), (1443, 17469), (1941, 12987), (2997, 8411), (4329, 5823)]