678611258

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{25919}}^1$

素因数の和:26006

約数の個数: 32

約数和(自身を含む): 1175731200

約数和(自身を除く): 497119942

約数列:

[1, 2, 13, 19, 26, 38, 53, 106, 247, 494, 689, 1007, 1378, 2014, 13091, 25919, 26182, 51838, 336947, 492461, 673894, 984922, 1373707, 2747414, 6401993, 12803986, 17858191, 26100433, 35716382, 52200866, 339305629, 678611258]

約数ペア:

[(1, 678611258), (2, 339305629), (13, 52200866), (19, 35716382), (26, 26100433), (38, 17858191), (53, 12803986), (106, 6401993), (247, 2747414), (494, 1373707), (689, 984922), (1007, 673894), (1378, 492461), (2014, 336947), (13091, 51838), (25919, 26182)]