1256553639

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{2539}}^1\times {\mathrm{4999}}^1$

素因数の和:7555

約数の個数: 24

約数和(自身を含む): 1981200000

約数和(自身を除く): 724646361

約数列:

[1, 3, 9, 11, 33, 99, 2539, 4999, 7617, 14997, 22851, 27929, 44991, 54989, 83787, 164967, 251361, 494901, 12692461, 38077383, 114232149, 139617071, 418851213, 1256553639]

約数ペア:

[(1, 1256553639), (3, 418851213), (9, 139617071), (11, 114232149), (33, 38077383), (99, 12692461), (2539, 494901), (4999, 251361), (7617, 164967), (14997, 83787), (22851, 54989), (27929, 44991)]