31802485

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2341}}^1$

素因数の和:2389

約数の個数: 32

約数和(自身を含む): 47214720

約数和(自身を除く): 15412235

約数列:

[1, 5, 11, 13, 19, 55, 65, 95, 143, 209, 247, 715, 1045, 1235, 2341, 2717, 11705, 13585, 25751, 30433, 44479, 128755, 152165, 222395, 334763, 489269, 578227, 1673815, 2446345, 2891135, 6360497, 31802485]

約数ペア:

[(1, 31802485), (5, 6360497), (11, 2891135), (13, 2446345), (19, 1673815), (55, 578227), (65, 489269), (95, 334763), (143, 222395), (209, 152165), (247, 128755), (715, 44479), (1045, 30433), (1235, 25751), (2341, 13585), (2717, 11705)]