428081786

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{47809}}^1$

素因数の和:47870

約数の個数: 24

約数和(自身を含む): 724895220

約数和(自身を除く): 296813434

約数列:

[1, 2, 11, 22, 37, 74, 121, 242, 407, 814, 4477, 8954, 47809, 95618, 525899, 1051798, 1768933, 3537866, 5784889, 11569778, 19458263, 38916526, 214040893, 428081786]

約数ペア:

[(1, 428081786), (2, 214040893), (11, 38916526), (22, 19458263), (37, 11569778), (74, 5784889), (121, 3537866), (242, 1768933), (407, 1051798), (814, 525899), (4477, 95618), (8954, 47809)]