207971428

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{6871}}^1$

素因数の和:6952

約数の個数: 48

約数和(自身を含む): 443326464

約数和(自身を除く): 235355036

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 47, 92, 94, 161, 188, 322, 329, 644, 658, 1081, 1316, 2162, 4324, 6871, 7567, 13742, 15134, 27484, 30268, 48097, 96194, 158033, 192388, 316066, 322937, 632132, 645874, 1106231, 1291748, 2212462, 2260559, 4424924, 4521118, 7427551, 9042236, 14855102, 29710204, 51992857, 103985714, 207971428]

約数ペア:

[(1, 207971428), (2, 103985714), (4, 51992857), (7, 29710204), (14, 14855102), (23, 9042236), (28, 7427551), (46, 4521118), (47, 4424924), (92, 2260559), (94, 2212462), (161, 1291748), (188, 1106231), (322, 645874), (329, 632132), (644, 322937), (658, 316066), (1081, 192388), (1316, 158033), (2162, 96194), (4324, 48097), (6871, 30268), (7567, 27484), (13742, 15134)]