245518

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:112

約数の個数: 32

約数和(自身を含む): 483840

約数和(自身を除く): 238322

約数列:

[1, 2, 7, 13, 14, 19, 26, 38, 71, 91, 133, 142, 182, 247, 266, 494, 497, 923, 994, 1349, 1729, 1846, 2698, 3458, 6461, 9443, 12922, 17537, 18886, 35074, 122759, 245518]

約数ペア:

[(1, 245518), (2, 122759), (7, 35074), (13, 18886), (14, 17537), (19, 12922), (26, 9443), (38, 6461), (71, 3458), (91, 2698), (133, 1846), (142, 1729), (182, 1349), (247, 994), (266, 923), (494, 497)]