678742036

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1\times {\mathrm{673}}^1$

素因数の和:1064

約数の個数: 48

約数和(自身を含む): 1373881600

約数和(自身を除く): 695139564

約数列:

[1, 2, 4, 7, 14, 28, 181, 199, 362, 398, 673, 724, 796, 1267, 1346, 1393, 2534, 2692, 2786, 4711, 5068, 5572, 9422, 18844, 36019, 72038, 121813, 133927, 144076, 243626, 252133, 267854, 487252, 504266, 535708, 852691, 937489, 1008532, 1705382, 1874978, 3410764, 3749956, 24240787, 48481574, 96963148, 169685509, 339371018, 678742036]

約数ペア:

[(1, 678742036), (2, 339371018), (4, 169685509), (7, 96963148), (14, 48481574), (28, 24240787), (181, 3749956), (199, 3410764), (362, 1874978), (398, 1705382), (673, 1008532), (724, 937489), (796, 852691), (1267, 535708), (1346, 504266), (1393, 487252), (2534, 267854), (2692, 252133), (2786, 243626), (4711, 144076), (5068, 133927), (5572, 121813), (9422, 72038), (18844, 36019)]