127788248

素因数分解:

$2^3\times 7^1\times {\mathrm{199}}^1\times {\mathrm{11467}}^1$

素因数の和:11679

約数の個数: 32

約数和(自身を含む): 275232000

約数和(自身を除く): 147443752

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 199, 398, 796, 1393, 1592, 2786, 5572, 11144, 11467, 22934, 45868, 80269, 91736, 160538, 321076, 642152, 2281933, 4563866, 9127732, 15973531, 18255464, 31947062, 63894124, 127788248]

約数ペア:

[(1, 127788248), (2, 63894124), (4, 31947062), (7, 18255464), (8, 15973531), (14, 9127732), (28, 4563866), (56, 2281933), (199, 642152), (398, 321076), (796, 160538), (1393, 91736), (1592, 80269), (2786, 45868), (5572, 22934), (11144, 11467)]