247841216

素因数分解:

$2^6\times 7^2\times {\mathrm{79031}}^1$

素因数の和:79057

約数の個数: 42

約数和(自身を含む): 572112648

約数和(自身を除く): 324271432

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 79031, 158062, 316124, 553217, 632248, 1106434, 1264496, 2212868, 2528992, 3872519, 4425736, 5057984, 7745038, 8851472, 15490076, 17702944, 30980152, 35405888, 61960304, 123920608, 247841216]

約数ペア:

[(1, 247841216), (2, 123920608), (4, 61960304), (7, 35405888), (8, 30980152), (14, 17702944), (16, 15490076), (28, 8851472), (32, 7745038), (49, 5057984), (56, 4425736), (64, 3872519), (98, 2528992), (112, 2212868), (196, 1264496), (224, 1106434), (392, 632248), (448, 553217), (784, 316124), (1568, 158062), (3136, 79031)]