256567136

素因数分解:

$2^5\times 7^2\times {\mathrm{163627}}^1$

素因数の和:163651

約数の個数: 36

約数和(自身を含む): 587588148

約数和(自身を除く): 331021012

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 163627, 327254, 654508, 1145389, 1309016, 2290778, 2618032, 4581556, 5236064, 8017723, 9163112, 16035446, 18326224, 32070892, 36652448, 64141784, 128283568, 256567136]

約数ペア:

[(1, 256567136), (2, 128283568), (4, 64141784), (7, 36652448), (8, 32070892), (14, 18326224), (16, 16035446), (28, 9163112), (32, 8017723), (49, 5236064), (56, 4581556), (98, 2618032), (112, 2290778), (196, 1309016), (224, 1145389), (392, 654508), (784, 327254), (1568, 163627)]