2571478

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{199}}^1$

素因数の和:292

約数の個数: 32

約数和(自身を含む): 4838400

約数和(自身を除く): 2266922

約数列:

[1, 2, 7, 13, 14, 26, 71, 91, 142, 182, 199, 398, 497, 923, 994, 1393, 1846, 2587, 2786, 5174, 6461, 12922, 14129, 18109, 28258, 36218, 98903, 183677, 197806, 367354, 1285739, 2571478]

約数ペア:

[(1, 2571478), (2, 1285739), (7, 367354), (13, 197806), (14, 183677), (26, 98903), (71, 36218), (91, 28258), (142, 18109), (182, 14129), (199, 12922), (398, 6461), (497, 5174), (923, 2786), (994, 2587), (1393, 1846)]