88891509

素因数分解:

$3^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{239}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 138240000

約数和(自身を除く): 49348491

約数列:

[1, 3, 7, 21, 89, 199, 239, 267, 597, 623, 717, 1393, 1673, 1869, 4179, 5019, 17711, 21271, 47561, 53133, 63813, 123977, 142683, 148897, 332927, 371931, 446691, 998781, 4232929, 12698787, 29630503, 88891509]

約数ペア:

[(1, 88891509), (3, 29630503), (7, 12698787), (21, 4232929), (89, 998781), (199, 446691), (239, 371931), (267, 332927), (597, 148897), (623, 142683), (717, 123977), (1393, 63813), (1673, 53133), (1869, 47561), (4179, 21271), (5019, 17711)]