131235328

素因数分解:

$2^9\times 7^2\times {\mathrm{5231}}^1$

素因数の和:5263

約数の個数: 60

約数和(自身を含む): 305083152

約数和(自身を除く): 173847824

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1568, 1792, 3136, 3584, 5231, 6272, 10462, 12544, 20924, 25088, 36617, 41848, 73234, 83696, 146468, 167392, 256319, 292936, 334784, 512638, 585872, 669568, 1025276, 1171744, 1339136, 2050552, 2343488, 2678272, 4101104, 4686976, 8202208, 9373952, 16404416, 18747904, 32808832, 65617664, 131235328]

約数ペア:

[(1, 131235328), (2, 65617664), (4, 32808832), (7, 18747904), (8, 16404416), (14, 9373952), (16, 8202208), (28, 4686976), (32, 4101104), (49, 2678272), (56, 2343488), (64, 2050552), (98, 1339136), (112, 1171744), (128, 1025276), (196, 669568), (224, 585872), (256, 512638), (392, 334784), (448, 292936), (512, 256319), (784, 167392), (896, 146468), (1568, 83696), (1792, 73234), (3136, 41848), (3584, 36617), (5231, 25088), (6272, 20924), (10462, 12544)]