278340306

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{271}}^1\times {\mathrm{2411}}^1$

素因数の和:2758

約数の個数: 32

約数和(自身を含む): 566839296

約数和(自身を除く): 288498990

約数列:

[1, 2, 3, 6, 71, 142, 213, 271, 426, 542, 813, 1626, 2411, 4822, 7233, 14466, 19241, 38482, 57723, 115446, 171181, 342362, 513543, 653381, 1027086, 1306762, 1960143, 3920286, 46390051, 92780102, 139170153, 278340306]

約数ペア:

[(1, 278340306), (2, 139170153), (3, 92780102), (6, 46390051), (71, 3920286), (142, 1960143), (213, 1306762), (271, 1027086), (426, 653381), (542, 513543), (813, 342362), (1626, 171181), (2411, 115446), (4822, 57723), (7233, 38482), (14466, 19241)]